JN WW IEI ENS 
ILLUSTRATED JOURNAL OF SCIENCE 
‘© To the solid 
Of Nature truss the mind which builds for aye. 
ground 
"—WORDSWORTH 
THURSDAY, JUNE 4, 1885 
[PRICE SIXPENCE 
Registered as a Newspaper at the General Post Office] 
(All Rights are Reserved 
NOTICE. 
NATURE 
Of JUNE II, containing the 
PN DyE-X 
VoLuME XXXL, will form a DouBLE 
Price One Shilling. 
OFFICE :—29, BEDFORD STREET, STRAND 
AMATEUR PHOTOGRAPHY. 
Ons Britannia Dry Plates are the Best and 
Cheapest. 
WIARION’S Photographic Outfits. The Largestand Best 
Selection for the Tourist, Artist, Bicylist, Military Man, and others. 
Special Outfits for Beginners. Price for Complete Set, 
from 45s. and upwards. 
MARION’S Academy Camera. 
MARION’S Miniature Camera. 
MARION’S Registered Washing Apparatus. 
MARION’S Rectilinear and Portrait Lenses, 
MARION’S Ready Sensitised Paper. 
MARION’S Instantaneous Shutters, 
IMARION’S Enlarging Apparatus and Magic Lantern. 
MARION’S Best French Mounts. 
MARION’S Self-Adjusting Rolling Press and Burnisher. 
MARION’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 Lessons in Photography to Purchasers.—Marion and 
Co. have erected a Gallery in Soho Square, specially for giving Lessons. 
Printing from Amateurs’ Negatives, Enlarging. 
IMARION’S Alpha Paper Prints by Gaslight in One 
Minute. The printing process of the future. Sample packet ss. 
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. 
MEMORY and SUCCESS.—What contri- 
butes to success? A good memory.—What causes failure in life? A 
poor _memory.—What can all obtain from Prof. Loisette’s DIS- 
COVERIES? A good memory—THE PHYSIOLOGICAL ART OF 
NEVER FORGETTING—using none of the ‘Links,” ‘‘ Pegs,” 
**Localities,”” or ‘‘ Associations’? of Mnemonics. Lost memories re- 
stored—the worst made good, and the best better, Any book learned in 
one reading. Prospectus POST FREE giving opinions of Mr. 
RICHARD A. PROCTOR, Dr. ANDREW WILSON, and others 
who have studied the System. A Day Class in Never Forgetting and 
for Cure of Mind-Wandering commences every Monday at 3 p.m. An 
Evening Class every Tuesday at 8 p.m. Lectures in Families of the 
Nobility; also taught thoroughly by POST. Prof. LOISETTR, 37, 
New Oxrorp STREET (opposite Mudie’s) W.C. 
NUMBER, 
BINOCULARS. 
FIELD GLASS. 
“ECONOMICAL” 
This Binocular has achromatic object-glasses 14 inches in diameter, and 
sliding shades to shelter the object-glasses from sun or rain, and is fitted ina 
THE 
solid Teather sling case, price £1 55., sent free. 
Tilustrated Catalogue of Binoculars post free. 
JOHN BROWNING, 63, STRAND, LONDON, W.C. 
NEGRETTI AND ZAMBRA, 
SOLE MAKERS OF 
JORDAN'S (PATENT? SUNSHINE RECORDER. 
PRICE £3 3s. 
NEGRETTI 
ZAMBRA, 
Scientific INSTRUMENT MAKERS 
TO THE QUEEN, 
HOLBORN VIADUCT. 
Branches :—45, Cornhill ; 
122, Regent Street, London. 
liiustrated Description Post Free. 
NEGRETTI & ZAMBRA’S 
Large Illustrated Catalogue, 
On 
600 Pages, 
120a Engravings, 
Price 5s. 6d- 
