SCIENCE- G OS SIR 



Revolutionising Pbotograpbp^ 

 CAOETX 



SPECTRUM 



AND 



LIGHT FILTERS. 



Write for Booklet "Orthochromatic Photography" 

 (simplified), by James Cadett. Gratis. Post Free. 



CADETT&NEALL,Ltd. 

 ASHTEAD, SURREY. 



Photographic Dry Plate and Paper Manufacturers. 



THE 



flOMTON 



Illustrated 

 Catalogue. 



ICKARD 



CAMERAS 

 HUTTERS 



Make Photography a 

 Pleasure. 



"AMBER "and "RUBY" 



Cameras for Hand or Stand. 

 Price from £'i 3s. 6d. 

 J^ Time and Instantaneous 

 _ Shutter, from 12s. 6A. 



^=^ Standard Pattern, 



from 18s. 6d. 



tliilipp 



Prospectus and 



Entry Form for 



i New £105 Prize 



Competition 

 post free. 



The THORNTON-PICKARD 



Manufacturing Co., Ltd., 



HUGHES SCIENTIFIC OPTICAL LANTERNS 



CINEMATOGRAPHS. 



Grandly Illustraied CatcUogu 



Hughes' Marvellous 



PAMPHENGOS 



Gives brilliant 12-ft. pictures like 



Limelight. 

 The £4 4s. reduced to £3 lOs. 



ELECTRIC Tight 

 SCIENCE LANTERNS 



An Innovation. Perfect. 



OXY-HYDROCEN 

 ^MICROSCOPES 



THE UNIVERSAL 



4-wlck Lantern 



With 4-inch Condensers, 18s. 6d. 



HUGHES' LA PETITE 



SNAP-SHOT CINEIHATOGRAPH- 



CAMERA, 



Printer, Projector, Reverser, price 

 £6 IDs., reduced to £5 IDs, 

 Smaller ditto, 5U Grandly Illustrated Cinematograph List, Sd. 



All Post Free. 



HUGHES' PHOTO-ROTOSCOPE CINEMATOGRAPH, £7 7s. ^'','^,?r High dass wok xech 



^^^ ..■«»»i....» aaj ty^ m a ««. nical t lickermg reduced to 3 minimum. 



"^^ ^^^ finn^' ^w"®*,"?,^-~^ fine 7i EQUATORIAL ASTRONOMICAL TELESCOPE, by Cooke, with Battery of Eyepieces, cost 

 over £600 ;3K Wray, 3I Wray, 3-,nch Kq"at°>-'^1 Steward An 8-inch Newtonian Reflector, 4i-inch Lancaster, and others, 

 from £7 each ; cost double. Also a fine BINOCULAR MICROSCOPE by Beck, cost £120 ; and several others which have been at 

 times allowed for as part payment. To be sold bargains. List Free. Can be had on the Hire-purchase system. 



X-RAY INDUCTION COILS, 5-, 6-, and 8-inch Sparks. Bargains. Quite new. Also Batteries. List Free. 



HUGHES' BIJOU ENLARGING LANTERNS -H''^"°'^''°"''^'=<^'^"g"'^'^o'^^q>a>^«'^o"d«"^e>^s:fuii marginal 



■"T'r", ^ / p r V ':" ^ , ,■".,'''■ definition, perfect illumination ; portable, reliable, rapid, quick, 



artistic Enlargements. Before purchasing, see this high-class technical apparatus, which is scientifically constructed for results. Price List J?rf 



aVA ^9^ h^P^"T^^ %^H °^^ Science Subjects and Travels, &C. 60,000 Slides ; List, Sd. Post Free. 50 beautifully coloured 

 Slides loaned for 3s. By Subscription for the year, 450 lOs. 6d. : 1,000 21s. /fire List, •■i\d. 



"Wr. C HXJO-IXXSS, Specialist in Optical Projection. 



Established over 30 years. 



Brewster House, 82 Mortimer Road, Kingsland, LONDON, N. 



