4 



HA H D WICKE ' S S CIE NCE - G O SSI P. 



MICROSCOPIC PREPARATIONS. 



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

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



The Sea-Pen, Pennatula phosphorea, showing Tentacles extended and surrounded with bundles of Spieulae, for Paraboloid. 

 Is. 6d., post free. See " Science Gossip," June. Page 139. 

 Hydroid with Tentacles fully extended, »— • m » » >-» m w v w m w m >»x m w 



Pennaria cavoUna, for Paraboloid. K K N P.Vi I W I M Iff l\I Young Sea Horse, for Paraboloid. 

 Is. 6d., post-free. * »•* » 1 * A k A. 1> A \S k \ 3 Is. 6d. post-free. 



12, VOKLET ROAD, UPPER HOLLOWAY, LONDON, N. 

 (TWENTY YEARS WITH THE LATE E. WHEELER.) 



FRED. ENOCK, F.L.S., F.E.S., 



Lecturer on Economic Entomology to the Essex County Council, 



BEGS TO INFORM HIS NUMEROUS PATRONS THAT HE IS NOW OPEN TO ENGAGEMENTS FOR HIS 



POPULAR LECTURES ON NATURAL HISTORY, 



PROFUSELY ILLUSTRATED BY PHOTOGRAPHS OF INSECTS AND ORIGINAL DRAWINGS, IN THE OXY-HYDROGEN LANTERN. 



SYLLABUS FOR SEASON 1892-93, NOW READY. 



11, PAROLLES ROAD, MIRANDA ROAD, LONDON, N. 

 new edition] HERBERT FRY'S [now ready. 



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 GEOGRAPHY, GEOLOGY, BOTANY, AND ZOOLOGY. 



The Editor of SCIENCE-GOSSIP has Six Nights still open next Session to be engaged for 

 EXTEMPORANEOUS LECTURES (well Illustrated with Diagrams) to 



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



For Terms, &e., apply to Editor of Science- Gossip, care of Messrs. Chatto & Windus, 214, Piccadilly, London, W. 



LIVING SPECIMENS FOR 

 THE MICROSCOPE. 



Volvox globator, Brachionus rubens, Melicerta ringens, Paludi- 

 cella Ehrenbergi, Lophopus crystallinus, and other Pond Life : 

 Amoeba, Vorticella, Hydra, &c, for the Student. Specimen Tube, 

 with Drawing and Description, ls. t post-free. 



T. E. BOLTON, 



FARLEY ROAD, MALVERN LINK. 



THE ZOOLOGICAL SOCIETY'S GARDENS, 

 Regent's Park, are OPEN DAILY (except Sundays,) from 

 9 a.m. till Sunset. Admission if. ; on Mondays, 6d. ; Children 



always 6d. 



ROYAL BOTANIC SOCIETY'S GARDENS, 



REGENT'S PARK. 



GARDENS OPEN DAILY from 9 a.m. to Sunset. SUNDAYS 

 from 2 p.m. to Sunset. Admission by Orders from Fellows of the 

 Society only. 



MICROSCOPES & APPARATUS, New & Second-hand. 



Mepairs of every description to 



SCIENTIFIC INSTRUMENTS, OR THE SAME VALUED AND SOLD. 

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



WORKS BY EDWARD WALFORD, M.A. 

 Walford's Windsor Peerage, Baronetage, and Knightage (1892). 



Crown 8vo., cloth extra, I2f. bd. 



Walford's County Families of the United Kingdom (1892). Con- 



taining 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. Thirty-second Annua! 

 Edition. Royal 8vo., cloth, gilt, 50J. 



Walford's Shilling- Peerage (1892). Containing an 



Alphabetical List of the House of Lords, Dates of Creation, List of Scotch 

 and Irish Peers, Addresses, &c. 32ino., cloth, is. 



Walford's Shilling Baronetage (1892). Containing 



an Alphabetical List of the baronets of the United Kingdom, short Bio- 

 graphical Notices, Dates of Creation, Addresses, &c. 32010., cloth, is. 



Walford's Shilling House of Commons (1892). 



Containing- a List of all the Members of Parliament, their Town and 

 Country Addresses, Clubs, &c. 32mo., cloth, is, 



Walford's Shilling Knightage (1892). Containing 



an Alphabetical List of the Knights of the United Kingdom, short Bio- 

 graphical Notices, Dates of Creation, Addresses, &c. 32mo., cloth, is. 



Walford's Complete Peerage, Baronetage, Knightage, and House 



OF COMMONS (1892). Royal 32mo., cloth extra, gilt edges, 5s. 



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



