LIBRARY, y. 5. > 
Voy 
} 4 WEEKLY ILLUSTRATED JOURNAL OF SCIENCE 
“* To the solid grouna 
Of Nature trusts the mind which builds for aye.’”-—WoRDSWORTH 
No. 835, VOL. 32] 
THURSDAY, OCTOBER 29, 1885 
[PRICE SIXPENCE 
Registered as a Newspaper at the General Post Office] 
[All Rights are Reserved 
AMATEUR PHOTOGRAPHY. 
Cheapest 
Selection for the Tourist, Artist, Bicylist, Military Man, and others. 
Special Outfits for Beginners. Price for Complete Set, 
trom 45s. and upwards. 
MARION’S Academy Camera. 
MARION’S‘ Miniature Camera. 
IMARION’S Registered Washing Apparatus. 
MARION’S Rectilinear and Portrait Lenses, 
IWIARION’S Ready Sensitised Paper. 
IARION’S Instantaneous Shutters. 
DWIARION’S Enlarging Apnaratus and Magic Lantern. 
IMARION’S Best French Mounts. 
IWARION’S Self-Adjusting Rolling Press and Burnisher. 
IWLARION’S Practical Guide to Photography. Second Edi- 
tion, Revised and Enlarged, giving clear and precise Instructions for 
Learning and Practising Photography. Price 2s. 6d. post free. 
Free Lessonsin Photography to Purchasers.—Marionand 
Co. have erected a Gallery in Soho Square, specially for giving Lessons. 
Printing from Amateurs’ Negatives, Enlarging. 
MARION’S Alpha Paper Prints by Gaslight in One 
Minute. The printing process of the future. Sample packet 5s. 
Photographs Mounted, Arranged, & BoundintoVolumes. 
Chemicals, Mounts, Albums, Scrap Books. 
PRICED LIST FREE ON APPLICATION. 
MARION & Co., 22 & 23,Soho Square, London. 
SHOW ROOM—GROUND FLOOR. [519 
MARION’S Britannia Dry Plates are the Best and | 
MARION’S Photographic Outfits. The LargestandBest | 
HE BESTIMAGIC 
LANTERN MADE. 
PHAN 
New Mineral Oil Russian Iron Lantern, 4-inch Compound Con- 
densers, Brass Stage and Sliding Front, Compound Achromatic 
Portrait Lens Objective with Rack Adjustment, and Improved 
Four-Wick Lamp in Japanned Block Tin Case. Price £3 15s. 
This Lantern can at any time be fitted with Limelight Apparatus 
without Alteration. 
NEW ILLUSTRATED CATALOGUE OF LANTERNS POST FREE, 3d, 
JOHN BROWNING, 
63, STRAND, LONDON, W.c. 
) R. & J. BECK’S 
NEW MICROSCOPE, 
ial BAe 9 WO ves 
PRICES. 75 eh 
Stand, with 1-in. Object- 
PES 555) ced (REE eS 
22 0 
Stand, with I-in. and 4-in. 
@byject-glasses7--. 5.5) =. 1G) oc) 0 
Stand, with Rack and Pinion, 
coarse adjustment, 2 Eye- 
pieces, and t-in. Object- 
glass ... me sé oS 
3 3 0 
Full Descriptive Pamphlet sent on 
Application to 
R. & J. BECK, 68, Cornhill, London, E.C. 
GOLD MEDAL 
i International Inventions Exhibition, 1885. 
NEGRETTI & ZAMBRA’S 
THEODOLITES, G? 
LEVELS, 
Circumferentors, 
MINERS’ DIALS, 
POCKET 
COMPASSES, 
Drawing 
INSTRUMENTS, 
RULES AND 
SCALES, 
ET ir UD re 
ANEROIDS, &c. 
Illustrated Price Lists posted Free. 
NEGRETT!| & ZAMBRA, 
SCIENTIFIC INSTRUMENT MAKERS TO 
Her Majesty THE QUEEN, 
FHlolborn Viaduct ; 45, Cornhill; G 122, Regent St., London, 
PHOTOGRAPHERS—CRYSTAL PALACE SYDENHAM. 
