National Geographic : 1952 Mar
YOU'RE NEVER IN DOUBT when you take pictures with the Contessa 35. Built-in meter shows correct exposure. You focus as you sight the picture. Range-finder adjusts lens, insuring ultra-sharp negatives. Automatic counter shows number of pictures made. Lock prevents double exposures and blanks. A great camera for color or black-and-white! lag F Wi fre pr< NOW . . . Greatest Slide Show on Earth in your home with these star performers . . . TDC PROJECT-OR-VIEW *f A quick flick of the finger converts k this versatile instrument from a color * slide table viewer to a projector covering a full size screen. 63/ x 6(/4 viewing glass...for all2x2slides. Standard Model-150 De Luxe Model-200 watts, convection watts, blower cooled, cooled, $1450_Ac S Ol* AC-DCo ......... 7 4'1 only.................. Brilliant $5* m5n5itU 300 - watt Most power perform- ful 500-watt dance. Built-in blower. 5" coated f/3.5 anastig- projector. mat lens in helical fo- Super-cool, qu cusing mount. er. Precision 5 $68.50* with SELEC- f/3.5 anastigm TRON-Semimatic changer. With SELECTRC *Federal excise tax included matic slide ch s8450* iet blow '" coated alt lens. ON-Semi anger. REE SLIDE BOOKLET ritten by Rus Arnold, A.P.S.A . Your e guide to better color slides and ejection. a .. --- -- "t;,----- THREE Dimension Company N.G. 3 4555 W. Addison St., Chicago 41, III. Please rush me a FREE copy of your new booklet on slide photography and Projection. Name Address __ City. ZoneState__ I For Picture Perfection-It's TDC Projection! Mention the National Geographic-It identifies you fDiescovered How To HEAR AGAIN IN20 SECONDS I was in despair when I began to lose my hearing. Then one day-in just 20 seconds-I discovered how to hear again. Thanks to the new Beltone Phantomold - a transparent, almost invisible device-NO BUT TON SHOWS IN MY EAR. Discover how you, too, may hear again. Write today for valuable FREE new booklet-tells all the facts. No cost or obligation whatsoever. A post card will do. M.Cp(L^iMONO-PAC One-Unit Hearing Aid c Beltone Hearing Aid Co., Dept. 2813 4 'MDlICLI'S 1450 W. 19th St., Chicago 8, III.