X 



HARD WICKE'S SCIENCE-GOSSIP. 



MICROSCOPIC PREPARATIONS. 



FIRST-CLASS SPECIMENS, New and Rare Objects in every Department of Microscopy. 

 LORD S. G>. OSBORNE'S DIATOMESCOPE, Post-free, 12s. 



Stigma~and Stamens of Oat Grass, Avena pratensis, for Paraboloid. Is. 6d., post free. See " Science Gossip," January. Page 20 

 Hydroid with Tentacles fully extended, T71 T~> Y~\ ^ nn V_T J l^T rTt/~V ». J Potato Disease, Peronospora infestans 

 fiudendrium ramosum, for Paraboloid. Ei f\. 1^1 J^i O A 1*1 1 k\ k V/IMm in Section of Potato. Is. 2d., post free. 

 Is. 6d. post-free. ? 



12, VORLEY ROAD, UPPER HOLLO "WAY, LONDON, N. 

 (TWENTY YEARS WITH THE LATE E. WHEELER.) 



published] HERBERT FRY'S [annually. 



ROYAL GUIDE TO THE LONDON CHARITIES. 



Showing their Name, Date of Foundation, Objects, Income, Officials, &c. Edited by John Lane. 

 ™™ Published Annually. Crown 8vo., cloth, is. 6d. 



LONDON: CHATTO & WINDUS, 214, PICCADILLY, W. 



LECTURES ON 



PHYSICAL GE OGRAPHY, CEOLOCY, BOTANY, AND ZOOLOGY. 



The Editor of SCIENCE-GOSSIP is now Booking ENGAGEMENTS for 



EXTEMPORANEOUS LECTURES 



(well Illustrated with Diagrams) to 



Natural History, Literary, and Scientific Societies, &.o, &c. 



For Terms, &c, apply to Editor of Science-Gossip, care of 

 Messrs. CHATTO AND WINDUS, 214, Piccadilly, London, W. 



Full Particulars free by post. 



COLLINS' HISTOLOGICAL MICROSCOPE, 



As supplied to Science Schools, Medical Students, and Microscopical Societies, 

 J35 5s. Oca. JEST 7s. £10 lOs. 



PROF. HENSLOW'S DISSECTING MICROSCOPE 15s. 



CHAS. COLLINS, 157, GREAT PORTLAND STREET, LONDON, W. 



WORKS BY EDWARD WALFORD, NLA. 



The County Families of the United Kingdom (1893). Containing Notices of 



the Descent, Birth, Marriage, Education, &c, of more than 12,000 Distinguished Heads of Families, their Heirs Apparent or 

 Presumptive, the Offices they hold or have held, their Town and Country Addresses, Clubs, &c. Royal 8vo, cloth, full gilt, 50s. 

 Published annually. 



The Shilling Peerage (1893). Containing an Alphabetical List of the House of Lords, 



Dates of Creation, Lists of Scotch and Irish Peers, Addresses, &c. 32mo, cloth, is. Published annually. 



The Shilling Baronetage (1893). Containing an Alphabetical List of the Baronets of 



the United Kingdom, short Biographical Notices, Dates of Creation, Addressee, &c. 32mo, cloth, is. Published annually. 



The Shilling Knightage (1893). Containing an Alphabetical List of the Knights of the 



United Kingdom, short Biographical Notices, Dates of Creation, Addresses, &c. 321110, cloth, is. Published annually. 



The Shilling House of Commons (1893). Containing a List of all the Members of the 



British Parliament, their Town and Country Addresses, &c. 32mo, cloth, is. Published annually. 



The Complete Peerage, Baronetage, Knightage, and House of Commons 



(1893). In one volume, royal 32:110, cloth extra, gilt edges, 5s. Published annually. 



The "Windsor Peerage, Baronetage, and Knightage (1893). Crown 8vo, cloth 



extra, 12s. 6d. Published annually. 



Tales of our Great Families. Crown 8vo, cloth extra, 3s. 6d. 



Haunted London. By Walter Thornbury. Edited by Edward Walford, M.A; With 



Illustrations by F. W. Fairholt, F.S.A. Crown 8vo, cloth extra, js. 6d. 



London: CHATTO & WINDUS, 214, Piccadilly, W. 



