ADVERTISEMENTS. 
iv. 
Foreign Butterflies. —In papers, in excellent condition : ioo named specimens 
of 30 species from Assam, &p., 5/-, or extra quality, 10/- per 100.—Watkins & Don¬ 
caster, 36, Strand, London, W.C. 
MISCELLANEOUS. 
Microscope Slides for exhibiting, etc., 5/- dozen; selections on approval; 
objects bought. Wanted : Correspondents all over the world to send palyzoa, synapta, 
diatoms, dredgings, insects.—Henry Ebbage, Southend-on-Sea, Essex. 
Don’t Forget to read our advertisement on page vi. concerning the “ Collector's 
Monthly,” and send i|d at once for the first numbei.—H. T. Booth, 38a Upcerne 
Road, Chelsea. 
Vipers :—’Will any readers kindly send me what information they may possess as 
to the distribution of the Viper in Cornwall? I shall be pleased to send shells, micro¬ 
slides, books, etc. in return for spirit specimens of this reptile from any British locality 
or will purchase examples.*—George Mason, 203 Ebury Street, Eaton Square, London. 
BOORS, PERIODICALS, &C, 
Wanted. —Newman’s Butterflies and Moths in one volume, no matter in what 
condition so long as perfect. Will exchange liberally, oologists requisites and eggs 
(side blown). State wants or price to H. L. Wood, Old Grammar School House, 
Ashford, Kent. 
A Painted Lady. —A Tale about the Sandyford Natural History Society. A few 
copies are still left and may be had for 13 penny stamps, from P. N. S., 21” Prospect 
Row, Cambridge. 
“ The Mental Endowments of the Lower Animals.” Post free for seven half¬ 
penny stamps from P. N. S., 21 Prospect Row, Cambridge. 
Periodical.— “ Sussex and Hants Naturalist.” Published monthly, price 2d.; 
annual subscription, post free, 2/6.—Office, Junction Road, Andover. London pub¬ 
lisher, Elliot Stock, 62, Paternoster Row. 
Wanted. —Naturalists and secretaries of field clubs, &c., to take copies of the 
Naturalists’ Journal on sale; trade terms, 1/6 per dozen of 13 copies, post 
free. —Naturalists’ Journal Office, 369, Euston Road, London, n.w. 
Books. —“The Birds of London,” by H. K. Swann, a complete and reliable 
handbook of London Birds, giving localities where each occurs, and time of arrival 
and departure of visitors, cloth, 8vo, 2/2, post free.—Office of the Naturalists’ 
Journal. 
Books. —An illustrated handbook of British dragonflies, by W. Harcourt Bath, a 
guide to all the British species and varieties, well illustrated, price, 2 post free. 
The naturalist’s calendar and weather guide (same author), post free 6Jd.—Office of 
the Naturalists' Journal. 
Label Lists. —For British Bird’s Eggs (gummed), Butterflies, Land and Fresh¬ 
water Shells, i|d each, postage ^d extra. For Dragonflies, Marine Shells (No. 1, 
bivalves—No. 2, univalves), Stalk-eyed Crustaceans, Echinoderms, Macro-lepidoptera, 
2^d each, postage £d extra. Data blanks, 4|d per 100, post free.—Office of the 
Naturalists’ Journal, 369, Euston Road, London, n.w. 
