SCIENCE-GOSSIP. 



Animated = 

 Photography 



A combined Cinematograph and Snap- 

 shot Camera, Printer, Projector, 

 Reverser and Enlarger, fitted with two 

 SPECIAL VOIGTLANDER LENSES. 



lIllllll.V l-'lNISllKI) IN I'OI.ISHI'.I) HHOXY. 



PRICE £6 6s. 



for = = 

 Amateurs. 



PATENTED. 



THE BIOKAM PROJECTOR, 



For Projecting, Reversing and Enlarging, fitted witl) 

 One VOICTLAFtOER Wide /\ngle LE|4S 

 and adapted to screw into Lens Flaqge 

 of ;\f(Y EXISTI/^C LANTERN. 



U\i|Jht 16 oz 



\ 



iiislicd in Polislicd M:iho;4;iip - ■ 



PRICE £4 4s. 



Positive and Negative Films, perforated (length 25 ft.', 

 j price 3s- bi each. 



Biokam Film Subiects (length 25 ft.) price 10s. each. 



Size iy. S'^ y- 9\- Weight 2}, lbs. 



For Sale by all Opticians aqd Photographic Dealers. Send for Handsome Illustrated Catalogue. 



THE WARWICK TRADING COMPANY, LIIVIITED, 



. 4 & 5, Warwick Court, High Holborn, London, W.C. 



Special Scries of 



Stuacnts* Cckscopcs, 



mill 4^ in. u» -,[ in. .ipcilurcs, \\ilh fn>.l qvi;ilil_\" Ol,jccL 

 Glasses and Kitting.s, al moderate prices. 



List of 

 Photogra 

 Lenses 



Free 



gh-Class 



Pliflto^rapliic 

 Lenses, ' 



with Iris 

 or 

 iilher 

 aphragnis. 



lllu$tr,iicdCuialn);ueo(Telescope$. Micniscopes.4c.,*c. .forstump 



Highest Class Micro-Objectives, also made 

 on premises, at Closest Prices. 



W. WRAY, ^ 



ORTH HILL, 



HICHCATE, 



London, N. 



MAGIC LANTERNS. 



No Smell. No Smoke. No Broken Glasses. 

 Grand . . ^jTJ^y^ The Marvellous . . . 

 Results. iT i "A^ r • • Pamphengos. 



■=M 



MARVELLOUS PA.MPHENGOS.-Thc finest Oil-lighted Uintcrn 

 cxt.int; ei.|U.nls LimeliRht ; stood tlie test .i[;ainst"all imit.itions. 

 Over 3.000 sold— supplied to the Government and School Boards. 

 Particulars free. 



GILCHRIST SCIENCE LANTERN.-Oxvhvdrogen Microscopes, 

 Pnlaristopes, «c. The Cinematograph for' Living Pictures. 



Mr. Hughes's Grandlv Illustrated Catalogue, over l6o Original 

 \\'o.id Engravings. Price. 6d. ; Postage, ^d. Cheapest, Best, and 

 M.ist Reliable Outfits in the world. 



THE ART OF PROJECTION, AND COMPLETE MAGIC LANTERN 

 .MANl'AL, bv an E.\pert. Over 100 fine Illustrations, with priceless 

 wrinkles. How to use Oil. Limelight, Dissolving. Electric, Micro- 

 scopic and Polarising Lanterns, Slide Making, P-afnting, &c. Price, 

 bound in cloth, 3s. 6d. ; Postage. 5d. 



■W. C. HUGHES, Patentee and Specialist, 



BREWSTER HOLSE, MORTIMER ROAD, KINOSLAND, LONDON, N. 



SKCO.\n-H.\Nn L.VNTERNs .\Nii SLiniis — Bargai.ns. 



ILLUSTRATED LISTS FREK. 



50 Beautifully Coloured Slides on Loan for 3s. 



