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(1)www.orphancameras.com. Self-timer. Floshlight Pictures. "V" set Synchro lever to @. Cock shufter @). opproxib y i s d e l o y e d releose @. Shutter opening r A o ol o 1 s e c . m o y b e mofely l0 sec. All speeds from. To Connect Cordr plug info flosh confoct socket,plug locks bv itself. Conlocl: According to flosh-source Choice of (+ poge 22) set Synchro lever lo X or M (X conloct con olso be used with fhe self-limer) @' To Releosethe Flqsh Cord Plug: unlock by swinging locking lever ond pull cord out.. us e q .. Double Exposure Prevenlion. Lock. To Engoge Lock; set lever lo upper position @' For use with roll film only.. Changing Mognifier (it eye-sighi requires). To Disengoge Lock: move lever downwords. Wolch "Bewore of unwonted red mork os o wording signol: F o r u s e with Rqtleikin, Plote e x p o s u r e l " double @. cdopter or for intentionol double exposures.. For crilicol focusing wiihout glosses, interchongeoble diopfers mognifiers within the ronge from * 3 to -3 ore obloinoble (get doctor's prescription)' To Remove: loke hold of mognifier by both surfoces, push it ogoinst the reloining spring (in direction of the hinge of the mognifier holder) ond thdn lift it up. R e - e n g o g et h e L o c k o f t e r c o m p l e t i n g d o u b l e o r m u l l i :le exposure, belore re-iensioning shuller.. ono our. To Inserlr os obove, reversing procedure.. t). 1 a .,ll. {ffit. I.

(2) Exposure dnd Exposure Value Exposure is. odiusted. in. occordonce with. recolculofe ond without donger of chonging the,bosic the. e x p o s ur e .. prevoiling illuminoiion (more exoctly: occording lo. The exposure volue for ihe given. light condilion ond. the brilliqnce of fhe lighi reflecled by ihe sublect). the sensitivity o{ the film in use is reqd off from lhe. ond the sensitivity of the film. The exposure volue serves os lhe {ormerly colled ihe light volue -. exposure toble (+. meosure of ihe correct exposure.. comero (+. poge'18) or from the exposure. meter (Rolleilux) ond fhen sel on ihe scqle of the poge 12). The ioble covers generol Iight. c o n d i t i o n s o n d e l i m i n o t e sg r o s s e r r o r s i n e x p o s u r e . The exposure volue regulotes ihe correct combinolion of diophrogm ond shutler speedwithin the permissible. Exoct resultshowever, especiolly in criticol coses/con only be ochievedwith on electric exposure meter.. working ronge. The ouiomotic coupling insures these setlings ond mokes possible joinl or simulloneous. When using filters, exposure is exfended occording. settingsof both diophrogm ond shulter. The procticol. fo the type ond density of the filter. Accordingly. odvonloge obfoined is lhot one is immediotely oble. minus volues ore supplied wifh ihe filters to be used. fo chonge from one speed or diophrogm stop to. for correcling ihe exposure volues. The originolly. onother, whether for motion stopping purposes or. chosenexposure volue is decreosed by this correction. for depih-of-field differences, without bolhering lo. v o Iu e .. S u b i e cB t rishtness \ _ F i l mS e n s i t i v i t y ,. Shulter Speed Exposure Volue. I. Diophrogm. Shorpness of Moving O b i e c t s Depth of Field. l6.

(3) www.orphancameras.com Speciol Cose: Time Exposure,The exposure volue is generolly used only with the oulomoticolly timed sec. Exposure volues 8-4 s h u t t e r s p e e d s 1 / : o ot o ' l permit fhe odjustment of the shutter speeds wilhin o v e r y l i m i t e d r o n g e o n l y , m o k i n g i t n e c e s s o r yt o t o k e "B" setting time exposuresof 2 ond more secondsot. Comporison Volues Eelween DIN ond AS,ASpeeds O DI N. ASA. '10 'lt. I+ toble).. 12 | t3 1 4 i. 2. In ' :-:-:: - s e , i h e s e t i m e e x p o s u r e sc o n e o s i l y b e : :, ='.-- :r doubling ihe exposuretime for eoch - 1 *- : ::--com opening. A{ter reoding "B", ihe ' : : . : : - : ' n d i c o l i o n w i l l c h o n g ew h e n s t o p p i n g :--,s no longer used in this ronge.. ru)na ---:-. r. 24. r60 200. 16 0. 25 26 27. 250 320 400. 28. 500 650 800. t6 17 l8. 32 40 50. ; \ u 0 1 8 0 ]00. to. 30 31 32 33. speciol coses (flosh, high filter. numbers over -3). '125. 22. ZJ. 21. ASA. 8 l0 12. IJ. 1 2. ODIN. 'r000 '1300 't600. compensoting. the filter is compensofed for by. decreosing the film speed by 3o DIN for eoch full (for exomple, when working with Neulrql = 4 ' 30 = requires setting Density filter No. 4: -4 lhe meler to 12" DIN less thon the qctuql film speed).. volue.

(4) The Exposure Tcrble Subject brighlness is eosily iudged ond clossified by meons of ihe five stondord lighting conditions representedby two illuslroiions. Film speed is indicoted ot the left by ASA figures ond ot the right by DIN volues (+ ioble poge 17). Exposure volue is found where brightness ond film speed columns cross. Exposure volue odiuitmenl, due lo overcost sky or when sun is lower in the sky, is mode by use of lower lower scole: s c o l e . U p p e r s c o l e : f u l l s u n s h i n eovercost sky. The length ond infensiiy of your own body's shodow will give some ideo of lig.ht conditions. The qbilily to estimote qnd chooselhe correcl exposure volues for vorious lighling condilions ond time of doy will soon come when you begin working on sunny ond cloudy doys. Explcnolions ol the Picture Exomples: A: High mountoins (snow) without foreground. Open b e o c h . - B : S p o r t s c e n e s .B r i g h t s t r e e t s o n d s q u o r e s , o p e n l o n d s c o p e s .- C : L o n d s c o p e sw i t h f o r e g r o u n d D, Groups in shode. Street Groups in open oir. sceneswilh shqde. - E: Groups under frees, lighfly shoded. Groups in glossroofed holls.. Exomple: Color film i00 ASA (2io DIN), londscope wilh foreground, sunny noontime (shodows short, no light volue odiustment):light volue 13. Avoiloble \lsoo-f:4, 1ltso-f:5.6, elc. diophrogm-speed combinotions : S o m e s u b j e c t i n t h e o f t e r n o o n , l o n g e r s h' l o d o w s , = 12. would require odiusled volue. perhops 13 -. l8.

(5) www.orphancameras.com Speed of Moving Subiecfs ond Shuller Speeds Miles per hour opproximotely. 3 mph Exomple,l. 40. Pedeslriqns. |. 6 mph. |. Runners Moving oir. 1 2m p h. |. |. 6 0m p h. L i'q h t A t h l e t i c s I A u t o m o b i l e s Stormy I Roilwoy Troins. Bi c y c le s Windy. t/oo ' l r g s. 3 0m p h. Surf. I. Rocing. 1 2 0m p h. |. Moior Rocing. t/gso. 50. t,/soo. 25. !. o o a o o. t5. o. 6. 4. shutter speeds in Moving Obiects require short order to be reproduced shorply. For this purpose the volues, t o b l e c o n t q i n sc o m p u t e dm i n i m u m depending on ihe foclors: speed. distonce ond d i r e c t io n . Toking distoncer the yord column on the I e f t slonds f o r s u f f i c i e n t s h o r p n e s s ( f / ' 1 4 0 0 )t,h e y o r d c o l u m n o n t h e r i g h t f o r i n c r e o s e d s h o r p n e s s ( f / 2 0 0 0 ) .I n s p i t e to. 12. I. o. o. of these normolly correct figures, i1 is often possible in octuol photogrophy to use longer shuller speeds. This is becouse ihe eye inlerpreis slight unshorpness o s g i v i n g o n o d d e d i m p r e s s i o no f s p e e d . Long orrow = direction of movemeni. '10o, short orrow = loking direction () up io 7 up to 30o ond /r up lo 90o to'the direction of movement), A.

(6) Depth of Field lndicqlor Both before ond behind the plone of shorp focus ihere is olwoys o relotively shorp zone. The widfh or deplh of this zone con be ortfully increosed. lt i n c r e q s e si n d e p t h w h e n e i t h e r c l o s i n g d o w n t h e l e n s or moving bock from the obiect on which you hove focused. Therefore ii is evident ihot if the subiect requires on extended depth of field. it is necessory fo chonge the diophrogm-shulier speed combinotion to one with o smoller siop or to move bock wilh lhe comero. The Deprh of Field Indicotor consists of lhe speciol diophrogm scole iocoled next lo fhe dislonce scole ond the dislonce scole itself. Two stroke morks outline the zone covered by eoch diophrogm opening. The morks ore locoted on either side of the dislonce "before" "behind" ond indicolor Y, showjng focus. S t o p f : 3 . 5 i s r e p r e s e n t e db y t h e w h i t e c e n l e r o r e o o n d f,5 6 bv dots. To Use: To find the limits of the depth of field, both before ond behind the principol plone of focus, ofler focusing ond ofter choosing the diophrogm opening. The beginning ond end of the deplh of field is reod off on the dislonce scqle. The shorp oreo lies belween the dislonces brocketed by lhe morks exlending from i h e d i o p h r o g mo p e n i n g f i g u r e. l . E x o m p l e :f o c u s i n gt o ' 1 5 f t w i t h d i o p h r o g m o p e n i n g 11 gives o depth of field from 10 ft io 30 ft opprox., f o c u s i n gt o ' 1 5 f t w i t h d i o p h r o g m o p e n i n g f ' 2 2 g i v e s on lhe other hond o depth of field from B ft to 6 opprox {Stopping down improves the depth of field.) C o n s i d e r o b l e s t o p p i n g d o w n n e c e s s i t o t e sg r e o t l y i n creosed exposure time To obtoin depih of.field with the lorgest possible diophrogm opening, o different method of focusing must be employed: 2 . E x o m p l e : t h e s u b i e c t r e q u i r e s s h o r p n e s sf r o m 7 f t io l0 ft. (Other distonces, if unknown, con be reod directly off the scole ofier {ocusing seporotely to the limits required). Procedure: the focusing knob is turned until boih footoge volue ore locoted opposite I d i o p h r o g mo p e n i n g i so,n d i n t h i s w o y identico d i o p h r o g mo p e n i n g i s the most fovouroble obtoined, in this cose f:8 (+ poge 22).. 20.

(7) www.orphancameras.com Deoth of Field Toble. (distonces in feet). 5,6. 4. Diophrogm. ot -€. 30?'--. w9"-38'. 30'. 20' 1r'6"-2vi" n'7"-w1o; d. ; E. 12'. l0'. =. 8'. 7' 7"-8'6. i. t-. t'a-tz. ; -. s's"-6'3' 6' -a'fiv{;.J. !. 5'2". ,, ". :. 't. z' 11'/r3's/Btl. )iophrogm * 3.5 '. 43'_@. 31'4"-a. 2|/-*. 20'7"-o. t7'8"-99'. I5' 4"-m. 22'3"46'. 20'2"-59'. t6'3"-26'. 1s' 1"-29' 8" 13' 8"-37'. t2'2"-55' 10'-29'8" g' 8"-19' 6". 12' 9"-18' 2". 6' 10"-9' 9". 7' 5"-g' 10" 6' 5"-7' 10". 6' 1"-g' 3". s'6"-6'7". s' 4"-6' 11". 4' 9"-s' 3". J I'ta. {7'/d[. 5'5" 3'93/e"4'27/s". s'4"-. -. 3'71/2". 3'81/e". s' 7". 21' 6"-a 15' r0"--. 22 15' 7"-* t2'4"-* 10'3"-a. 10'4"-290' g' 10"-50' 7' 8"-27'1. 8'9"-a. 7'8"-350'. 6' 10"-s2' 6' 1"-27' 5. s' 5"-10' 1. 5' -12' 1. s' 5"-15' 8". 4'91/2'_8'1x 5'2"-7' 4" -3'lO3/1L l'4' 1r"i;15/8"= 7' 1" 6'4" s' 10". 3'71/a"4'41/t". t5. 7 ' 7 -" 1 4 ' 1 0 " 6' 10"-19' 6' -12' 5" 6' 6"-10' 7'. s' 9"-q' 10". 6'6"-7'7. s' 8"-6' 5". 3'103/t"3'101/a 4'11/a" 3'51/a"3'67ls". 3'. ll. 1 2 ' 1 " - 1 9 ' 1 0 " tI'2"-23' g' s' -16' 8 1 1 ' 1 " - 1 3 ' 2 " t 0 ' 6 " - 1 3 ' 1 1 " 10'-14' 8" g ' 7 -" 1 2 ' 1 " 8' 2"-13' 2" 9'4"-10'10" 9' -11' 5". o. c. I. 3'23/e"3'101/z 3'91/a". 3'33/a"-. 3'53/a"-. 4'6". 4'93/e". 3' 1"-. s'2". 2'113/a"4'41/a'' 4'7/s". 2'71/a"2'81/a"2'93/e"2'101/2"2' 10"2' 11"3'6r/e 3'43/a" 3'31/e" 3' 21/n" 3' 1" 3' 11/2". 5.6. I. '11. 16. 22. j more criticol definition is required - in order io insure perfeci shorpness in giont enlorgemenls -n o w e r diophrogm figures to indicote the depth-of-field ovoiloble.. :". use.

(8) Focvsing lor distant views. Flosh Shofs. To obtoin greotesl deplh-of-field on londscopeswilh foregroundr turn focusing knob until o mork is opposite diophrogm slop figure on depth-of-field scole. The second diophrogm stop figure on depthof-field scole lhen indicoles closest point still in focus. Exomple: o qt f:'l'l will give depth-of-field from o lo opprox. i2 ft.. M o d e r n f l o s h l e c h n i q u e p e r m i t s i o k i n g s n o p s h o l se v e n under lighting conditions which do not ollow instonloneous exposures wifh o hond-held comero.. Tripod picfures with ]he Roflei Lengfh of ihe tripod's screw must not exceed 3/rs" ( 4 . 5m m ) . l f n e c e s s o r y , s h o r t e n s c r e w o r u s e w o s h e r of proper thickness lo ovoid domoging botlom of comero. A reducing bushing is ovoiloble for use with s m o l l e r i r i p o d s c r e w s .A p r o c l i c o l o c c e s s o r y : R o l l e i f i x permits instont mounting or demounting of comero to tripod.. For Quick sn.rpshots Setting comero to certoin dislonces providing required deplh-of-field hos been found very effective when shooling in o hurry. Use os follows:. Diophrogmf/8 Exposure l/l25th sec.. -)@lHf.l:'Jllit,, f2g-.. \>. I Medi um d isJonce.s. opprox,. tJ To JJ TI.. oppiox. lSfo]20ft.. T h e S y n c h r o - C o m p u rs h u t l e r i s f u l l y s y n c h r o n i z e d . l t fires ihe fost eleclronic flosh ond the slower flosh bulbs ot exocily the right moment, permitting the use of short ond shorfest shutter speed in bolh inslonces. All there is to do is connecting the flqsh gun with ihe comero ond setting lhe synchro lever lo lhe proper position. T h e X - s y n p h r o n i z o t i o nw , hich qlso works wiih the selftimer, is the contoct mosi widely used under normol c o n d i t i o n s . W h e n e m p l o y i n g l h e r e c o m m e n d e ds h u l t e r speed it olwoys utilizes the enlire Iight output of the flosh. The correcl exposure depends on the light outpul of the fiosh ond the distonce between flosh ond subject. Therefore, it connoi be determined with on exposure meler. Exoct doio regording choice of proper conloci, exposure lime ond diophrogm moy be golhered from ihe moteriol furnished by ihe lomp monufocturers. In ,occordonce with ihe informolion obloined, shutler speed ond diophrogm opening ore sei i n d e p e n d e n t I y.. 22.

(9) www.orphancameras.com. Ffosh bufbs:. Elektronic flosht AIwoys useX-contoci f o r o l l s h u f f e rs p e e d s. +. rF. X - c o n t o c tw h e n u s i n g r/rothsec. or slower <hrrltpr <neadc. *. U s e f r e s h b o t t e r i e s . C o n d e n s e ro r c o p o c i l o r f l o s h g u n s o r e m o r e c o n s i s t e n ls i n c e l o m p i g n i i i o n i s s o m e w h q t l e s s d e p e n d e n t o n b o t t e r y p o w e r { R o l l e i f l o s h ) .B e s u r e ' h o t t h e c o n t o c t s o f t h e b o t t e r y o n d l o m p s o c k e l sq r e :leon. Hqndle flosh coble wilh core, ovoid kinking, ciherwise ihere will be donger of short-circuit ond :'emoture flosh ignilion. (Note: lhe conloct must - c t be connected to house current!) Blue flosh : r p s , l i k e e l e c t r o n i cf l o s h , s i m u l o t ed o y l i g h t o n d o r e --ended for use with doylight color film. Flqsh qs -: n light source: do not toke weok room ill.umi-:- cn into occount, expose slrictly occording to flosh : - - : : t . T o l i g h t u p l o n g r o o m s o r t o o c h i e v es p e c i o l. :. M-contoctfor speeds ( o c c o r d i n gt o t y p e o f f l o s h b u l b ) u p l o r / s o o tshe c .. i l l u m i n o i i o n e f { e c f s , o n e o r i w o R o l l e i f l o s hc o m b . extension units moy be connecled to the Rolleiflosh. - F l o s h o s f i l l - i n l i g h t : u s e f u l i n b r i g h t e n i n gs h o d o w s whether due to insufficieni illuminqtion or io ihe "ogoinsi-thefoct lhot the picture is being ioken l i g h t " . i n f u l l s u n l i g h t .T h e f i l l - i n l i g h f m u s t b e k e p l oi q lower intensily level ihon ihe moin source of illuminolion, olherwise the strong flosh will give on unnolurol effect, not oi oll like doylight. Too slrong o flosh might even cquse on opporent underexposure of lhe sky or the oreo not reoched by ihe light. Use smoller lomps or keep them ot qreoter disionce..

(10) The Praeticql Code. Protecling. BEORD FORIM. Evereodv Cose N e c k S t r cfo, , .. TUUU4. fhe Comero. JnOUtOer rqO IOr neck StrOo. P 4 C 4 I L e n sC g p ,c h r o m i u m - p l o t e d B E M E T M e f q l E v e r e o dC y o s ew i t h d e s i c c o n t c or l r i d q e FODRY DesiccdntCortridge. The OpIi cal A ccessories BALUX BAOBE. BAUNE BADOS BATRE. BAIHE BAIMI BALIN BAEEN BAORA BAUBI BABLA BASKY. L O O e. f O r. L o l o r. l - r l m s. B A H A Z H .l - F i l t e r( U VF i l t e rf o r d o y l i g hct o l o r - 0 photogrophy) R o l l e i C o l o r C o n v e r s i o nF i l t e r s : T o c o r r e c l f o r e x c e s s i v eb l u e. BARIM BARWO BARFU BAREL. Boyonet size requiredr I R o l l e i l u x , C o m b i n q t i o n E x p o s u r eM e t e r * Lens Hood LensHood BAIMB Supplementory Lens Sets with Porollqx BAWOB Correclion BAFUB R o l l e i n o r s i f o r c l o s e - u p s l r o m 3 9 1 1t2o 1 7 3 / a " E A E L B R o l l e i n o r s2 f o r c l o s e - u b sf r o m l 9 3 l t t o 1 2 1 / a , , R o l l e i n o r s3 f o r c l o s e - u b s l r o m 1 2 1 1l2o 9 1 1 2 , , Rollei Filfers wirh Filrer Compensating Number EANEU F o r b l o c k - o n d - w h i t e f i l m s BAITY (pon emulsions) BATAR R o ll e i - F il t e r s: -'t L i q h ty e l l o w - 1.5 M 6 d i u my e l l o w BAFIR - 1 L i o h tq r e e n - 1.5 GieenOronse 1.5to 3 - 2 to - 3.5 Lisht red - 0.5 Lishtblue BATNU - 0.5 Ultrq violei BATON. R'I R2 R5 R11. 0 n f ,. n r. -t. T o c o r r e c ifor excessivered BI 0 B2 _,] B5 B II F o r G e n e r o l U s e , Rollei-Filters: N e u t r o l D e n s i l y2 N e u t r o l D e n s i t y4 Rolleipol, Poloiizing Screen F o r. i n f r o r e d. -2 - 4 - ,l.5. e m u l s i o n s. I n f r o r e dF i l t e r Diffusion Discs R o l l e i s o f t0 Rolleisoft'l. 24.

(11) Accessories Code. Conloiners for Lens Accessories. ETSET. LeoiherCose contoining: I Iens hood 2 filters os obove, wilhout conients L e o t h e r c o n l o i n i n g : C o s e 'l lens hood 2 s e t s o f R o l l e i n o r l e n s e s{ i o n d 2 ) 5 block ond white filfers (your choice) os qbove, without contenfs Leolher Cose contoining 6 color conversionfilfers os obove, without conienls. ETSOF ETCOM. i. www.orphancameras.com. ETLEE ETSIX ETVER. Flosh Allodlment FLABA FTOMB BOFLA KATRI KACHT COICO KAKUP. For 35 mm Film: ROLKI. R o l l e i f l o s h2 , U n i v e r s o l f l o s h u n i l wiih I feet cord R o l l e i f l o s h c o m b 2 , s u p p l e m e n l o r yf l o s h unit. with l0 feet cord Corrying Coso for Rolleifloshor Rolleifloshcomb l0 Feet Cord for Rolleiflosh 32" Cord for Rolleiflosh Coiled Cord l'l3' for Rolleiflosh C o n n e c t o rf o r 2 c o r d s. Rollei Adapter. Code _- For Cul-film ond Pl&tes 2tlzxttlz"z " FOSET Plole odooler oulfil 211tx21h" , 'l odooter bocr 3 slides 3 cut-film sheoths FOAPT Adopter Bock FOSLI Slide FOPLA Cut-film Sheolh FOCAS LeotherCose for 2 Slides FOFOC Focusing Scree-nSlide. Oullits. For Mounling the Ccrmers Rolleifix Triood Heod foi quick fostenino FOFIX FOBUM Rollei PistolGrip with Roll;ifix tripod hEod FOHAN' Wrist Loop for Pisfol Grip. FOEAD FOENG. For Rollfilm: :OSUP :CBAN. E. 16 Exposure Kit 15./s x 151a" i 15/sx21/a" (4x4;4x5.5cm) 24 Exposure Kil 1x11lz"; 11/0x15/o" 124x36;28 x 40 mm). R o l l e i k i n o i t o c h m e n lf o r u p i o 35 exoosures I x'lt/2". Ponoromq Heod for use wilh o iripod: with Coniineniol tripod sockei(3h"1 with Englishiripod'socket 11/r"j. To Focililale FOBIN. Focusing. B i n o c u l o r E x l e n s i o nH o o d f o r u n d i s f r o c t e d c l o s e - u o o b s e r v o t i o n o f i h e e n l q r-q e d focusinb imoge, using boih eyes.

(12) Finorry, One Speciof Wish: Your cdm€ro d6,6ru6s coreful hondling -. i. dePenddbls psrformoncewill bs vour reword'. S p d r k l i n sc l € o n l i n e 5 se,s p e c i o l l yo f q l l t h o o P l i c o l P o n s , i 3 o p r e - r e q u i s i r feo r m o x i m u m s h o r p n e s !T. h o l e n s e sh a v e o b r o s i o nr e t i s r q n to n t i r e f l e c t i o nc o o t i n s s -F o r c l e o n i n s ,o s e o is c o m e l ' sh o i r b r u s h ,w i p e o f f f i n g o r P r i n l sw i r h o s o f t c l o t h o r d o e s k i n W h e n t h e c o m o r o some condensqtionmov form on the lenses Do not wipe off. brousht inio. rir-. let moistu16evoPorote.. rt. , hdrd blow or foll con be ho'mful D o n o t f o r s e t l h o t d o i s t u r e ,d u s t .s o n d , 5 l r o n ss u n l i g h t o cose,for heovv durv oPeroJions the everEodv olwovs use 1o o pr€cisioncomero. tf Possible, Corrv cqnero orolnd ne'k qnd when cose m€tol evereodY ond t;ghtly closins slronser the ridins in your cqr, keep your comBrdin d sdfe spor, w€ll protectedosoinst th€ hol sun ond : e kind io vour Rolleicord! b u m o vr o o d s .I n o n u t s h e l l b of And pleose rememb6r: Frqnke& Heideclo olwovs mointoin thsir interesi;n rhe welfor€ in rePres6ntolives ond ihe fq€tory foctory ol the Servics DePorime.i5 your romsro. The s i l l o l w o y sg l o d l v t o k € c o r e o f q n v s P e ' i o l t e c h n i c oPl r o b l e m st h o t m i g h t f o r e i s nc o o n t r i e w come up durirs your phorosrophicProctice.

(13)

References

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