Ixvi 
NATURE 
[ DECEMBER 31, 1396 
THE DAVY FARADAY RESEARCH 
LABORATORY OF THE ROYAL 
INSTITUTION. 
DIRECTORS 
The Right Hon. LORD RAYLEIGH, M.A., D.C.L., 
LL.D EsRs- 
Prof. DEWAR, M.A., LL.D., F.R.S. 
SUPERINTENDENT OF THE LABORATORY: 
Dr, ALEXANDER SCOTT, M.A., D.Sc. 
This Laboratory, which has been founded by Dr. Ludwig Mond, F-.R.S., 
as a Memorial of Davy and Faraday, “for the purpose of promoting 
original research in Pure and Physical Chemistry,” will be open on 
January 18. 
Under the Deed of Trust, workers in the Laboratory are entitled, free of 
charge, to Gas, Electricity and Water, as far as available, and, at the dis- 
cretion of the Directors, to the use of the apparatus belonging to the 
Laboratory, together with such materials and chemicals as may be 
authorised. 
All persons desiring to be admitted as workers, must send evidence of 
scientific training, qualification, and previous experience in original 
research, along with a statement of the nature of the investigation they 
propose to undertake. Further information, together with forms of appli- 
¢ation, can be had from the Assistant SECRETARY, Royal Institution. 
BRITISH ASSOCIATION FOR THE 
ADVANCEMENT OF SCIENCE, 
BURLINGTON HOUSE, LONDON, W. 
The NEXT ANNUAL MEETING of the ASSOCIATION will 
be held at TORONTO, CANADA, commencing on WEDNESDAY, 
AUGUST 18, 1897. 
PRESIDENT-ELECT : 
Sir JOHN EVANS, K.C.B., D.C.L., Treasurer of the Royal Society. 
Information about local arrangements may be obtained from the SECRE- 
rARIES, Toronto, or at the London Office. 
G. GRIFFITH, Assistant General Secretary. 
BIRKBECK INSTITUTION, 
BREAM’S BUILDINGS, CHANCERY LANE, E.C. 
DAY AND EVENING CLASSES. 
Principal: G. ARMITAGE Situ, M.A. 
The New Term cominences January 4, 1897. 
Science Classes for London University Examinations. 
and 
Botany ... ‘ 
4 a on Mr. A. B. REnpDLE, M.A., B.Sc. 
Biology and Zoology ... 
Mr. H. W. Untuank, B.A., B.Sc. 
ES er Mr. Woopwarp, B.A., B.Sc., F.I.C. 
TTS a cal ae { Mr. Gosstino, B.Sc., Hess 
Maat § Mr. Cray, B.A., B.Sc. 
Er alae tad ss \ Mr. F. J. Cuesuire. 
Vental Science . The PRINCIPAL. 
The Laboratories have been recently enlarged, and their equipment is 
very complete. 
Classes in all Branches of Science, Art, Languages, &c. 
Prospectus and Details on application to SECRETARY. 
BEDFORD COLLEGE, LONDON 
(FOR WOMEN), 
YORK PLACE, BAKER STREET, W. 
Principal: Miss EMILY PENROSE. 
SESSION 1896-7. : 
The LENT TERM will BEGIN on THURSDAY, JANUARY 1. 
Courses in preparation for all the Examinations in the Faculties of Arts 
and Science held by the University of London. Special Course of Scientific 
Instruction in Hygiene and Public Health. 
Lectures in all branches of Higher Education. 
Students for Practical Work. 
reside in the College. 
Six Laboratories open to 
Art School open from ro to 4. Students can 
LUCY J. RUSSELL, Honorary Secretary. 
THE -TiehAtC Hie YRS) s Ga lala» 
74 GOWER STREET, W.C. 
REGISTRY DEPARTMENT FOR MEN. 
SCHOLASTIC AGENCY WORK at lowest charges to cover expenses. 
Registrar—W. H. Fricker, M.A., who attends daily (3 to 5 p.m. at 
present) except Thursdays. : 
VICTORIA UNIVERSITY, 
THE YORKSHIRE COLLEGE, LEEDS. 
DEPARTMENT OF SCIENCE, TECHNOLOGY, AND ARTS. 
The next Term begins Tuesday, January 12. 
as Prospectus (post free) from 
the REGISTRAR. 
THE YORKSHIRE COLLEGE, LEEDS. 
ASSISTANT Required in the DEPARTMENT of AGRICULTURE, 
with ability to help in the Superintendence of Demonstration Plots. Salary 
at the rate of £150 a year. The Engagement will be for Three Months 
certain, with power of renewal. 
Applications will be received by the RecisTrAR of the College, up to 
January o- 
BRADFORD TECHNICAL COLLEGE. 
WANTED, after the Christmas holidays, an ASSISTANT in the 
Physical Laboratory ; salary 475 perannum. Applications, stating age and 
qualifications, to be addressed the SEcrETARY, Technical College, Bradford. 
WATKINS & DONCASTER, 
NATURALISTS, AND MANUFACTURERS OF ENTOMOLOGICAL AND OTHER 
SCIENTIFIC APPLIANCES AND CABINETS. 
Plain Ring Nets, wire or cane, including Stick, 1s. 3d., 2s., 2s. 6d. Fold- 
ing Nets, 3s. 6d., 4s. Pocket Boxes, 6d., od., 18., 1s. 6a. Zinc relaxing 
Boxes, 9d., 1s., 1s. 6d., 2s. Store Boxes, 2s. 6d., 45., 55-,6s. Setting Boards, 
flat or oval, from sd. to rs. 8d. Setting Houses, os. 6d., 11s. 6d., 145. 
Breeding Cage, 2s. 6d., 4s., 5s., 7s. 6a. Botanical Cases, japanned double 
tin, 1s. 6d., 25. gd., 38. 6@., 45. 6d., 7s. 62. Botanical Paper, from 1s. rd. 
to 2s. 2d. per quire. Insect Cases, 2s. 6d. to 11s. Forceps for removing 
Insects, 1s. 6¢., 2s., 2s. 6d. per pair. Cabinet Cork, 7 by 34, 1s., 1s. 4d. per 
doz. Nested Willow-chip Boxes, 4 doz. 8¢.—Our new Label List of British 
Micro-lepidoptera, with English and Latin names, rs. 6¢. Improved Pocket 
Pupa-Digger in leather sheath, rs. 9¢. Taxidermists’ Companion, contain- 
ing most necessary implements for skinning, ros. 6d. ; Scalpels, with ebony 
handles, rs. 3¢@.; Fine Pointed Scissors, 2s. per pair; Egg Drills 2¢., 3d., 
ts.; Brass Blowpipes, 4¢., 6d. A large stock of British, European, and 
Exotic Lepidoptera, Coleoptera, and Birds’ Eggs —Entomological Pins of 
every kind.—Benzoline and Oil Lanterns for sugaring, &c. (mew and 
improved pattern), 2s. 6d. and 5s. each. 
A LARGE STOCK OF INSECTS AND BIRDS' EGGS. . 
Cabinets.—Special Show Room. For Particulars and Measurements see 
our Catalogue (66 pp.), which will be sent post free on application. 
Birds, Mammals, &*c., Preserved and Mounted by First-class Workmen. 
36 STRAND, LONDON W.C. (Five doors from Charing Cross.) 
COLLECTIONS OF MINERALS, 
ROCKS, OR FOSSILS, 
For the Use of Students, Science Teachers, Prospectors, &c., and to 
Illustrate the leading Text-books, in Boxes, with Trays. 
50 Specimens, 10s. 6d.; 100 do., 21s.; 200 do., 42s, 
New Price List of Minerals, Rocks, and Stratigraphical Series 
of Fossils, Post Free. 
ROCK SECTIONS for the MICROSCOPE, from rs. 6d. each, Post Free 
CaTaLoGuEs GRATIS. 
CABINETS, GLASS-CAPPED BOXES, TRAYS, HAMMERS, &c., 
always in stock. 
THOMAS 
D. RUSSEEE 
78 NEWGATE STREET, LONDON, E.C. 
| F. ‘H. BUTLER, M.A. Oxon., Assoc. R. 8. Mines, 
NATURAL HISTORY AGENCY, 
158 BROMPTON ROAD, LONDON. 
| Dealer in Rocks, Minerals, Fossils, and other Objects 
of Scientific Interest. 
The Minerals last received include :—Alabandite, Alexandrite, Anglesite 
Anorthite, Native Arsenic and Tellurium, Beekite, Boleite, Cobaltite, 
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Petzite, Pharmacolite, Proustite, Stephanite, Sphene, Topaz, and Umangite. 
Collections, in boxes with divisions, as supplied to the Department of Science 
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crystallized Sandstone, Pélé’s Hair, and Coral Limestone, 13s. 6@. each set, 
Practical Demonstrations given in Mineralogy and Palzontology. On Sale, 
british Birds, their Eggs and Nests, weekly parts, 6d. ‘ 
GEOLOGY AND PHYSIOGRAPHY. 
COLLECTIONS AND MICROSCOPIC SLIDES. 
New Catalogues of Minerals, &c., now ready. 
Collections of Specimens— Minerals, Fossils, and Rocks. 
Minerals for Chemical Work, &c. 
Physiography Collections. 
Geological Apparatus and Appliances. 
New Supplementary List of Microscopic Sections. 
List of Rock Specimens. 
ie Geological Hammers. 
> Cabinets. 
" Meteorites. . 
Catalogue of Minerals for selecting single Specimens, price 2d. 
JAMES R. GREGORY & CO. 
STORES AND OFFICES: 
1 KELSO PLACE, KENSINGTON, W, 
