55^ 



SCIENTIFIC NEWS. 



[June 8, iS 



DIARY FOR NEXT WEEK. 



-Annual 



June II.— Aristotelian Society, at 8 p.m. 

 Meeting for Business. 

 Tuesday, June I2.— Royal Colonial Institute, at 8 p.m. — Wine- 

 growing in the British Colonies ; by Mr. 

 H. de Castella. 

 Gas Institute, at 10.30 a.m. 

 Wednesday, June iz- — Royal Microscopical Society, at 8 p.m. — 

 Additions to the Knowledge of the Carboni- 

 ferous Foraminifera ; by Rev. W. How- 

 chin. 

 Gas Institute, at 10 a.m. 

 College of State Medicine, at 4 p.m. — Some 

 of the More Important Diseases Common 

 to Man and Animals ; by Mr. G. Fleir.ing. 

 Thursday, June 14. — Camera Club, at 8.30 p.m. 



Gas Institute, at 10 a.m. 

 Friday, June 15. — British Museum, at 3.30 p.m.— 0« ^/jfi Ssaa/ 

 Condition of the Babylonians ; by Mr. G. 

 Bertin. 

 Saturday, June 16.— Geological Association. — Excursion to 

 Reading. 

 Royal Institution, at 3 p.m. — Cinmt Tolstoi 

 as Novelist and Thinker ; by Prof. C. E. 

 Turner. 



SALES. 



The Charge for Advertisements in this Column is Sixpence for the 

 first sixteen words, and Sixpence for every succeeding eight words. 



Advertisetnents for this Column shmild be received by first post on 

 Tuesday to insure insertion in the following number. 



Large Assortment of Lathes, Planers, Drilling, Milling, 



and various new inventions and tools.— Britannia Company, 

 100, Houndsditch London.— All letters, Britannia Tool Factory 

 • Colchester, England. Makers to the British Government. 



New Book on the Lathe, with notice of new apphanes, metal - 

 spinning, milling, etc., in an ordinary lathe; 3s. post free.— 

 Britannia Company, Colchester. 



Chisel Steel, i to 5 feet bars, | to \\ octagon, 13s. per cwt.— 

 Gilbert, Oxford Road, Sheffield. 



Best Cast Steel for tools, taps, and dies, drills, 6d. per lb.— 

 Gilbert, Oxford Road, Sheffield. 



Electro - Plating and Gilding successfully taught. Every 

 lequisite supplied.— Address, Henric, 234, Great Colmore-street, 

 Birmingham. 



Practical Hints on Electro-Plating, etc. — i stamp.- 

 Address, Henric, 234, Great Colmore-street, Birmingham. 



Dynamo, 120-candle power, improved armature, loos. Photo. 

 5 stamps.— D. Walton, Hebden Bridge, Yorkshire. 



Dynamo, 60-candles, improved armature, 45s. ; photo. 5 stamps. 

 Castings, lamps, etc. ; wire from is. 4d. per lb. 



Dynamo, 30-candles, 28s. ; 10-candles, 20s. Photo. 5 stamps 

 -«ach— D. Walton, Hebden Bridge, Yorkshire. 



Fretwork, Carving, Turning, Woods, Tools, and all 

 requisites, Catalogue with 700 illustrations, 6 stamps.— Harger, 

 Bros., Settle. 



Second-hand Lathes, and other tools, offered cheap ; on 

 view, Britannia Co., 100, Houndsditch, London. — Send 2 stamps 

 for list, to Britannia Works, Colchester. 



Sin. Burnishers, 7s. 6d. ! Silver steel bar, warranted : 6J in., 

 I2S. 6d. ; 9 in., 20s.; 15 in., 40s. — C. C. Vevers, Hcfrsforth, 

 Leeds. 



Photographic Specialities, cheap and good. — Stills, head- 

 rests, backgrounds, washing machines, lamps, shutters, etc. Lists 

 free. — C. C. Vevers, Horstorth, Leeds. 



Tricycle, front steerer, Coventry make, good condition, ;^5, 

 worth double. — .\rmy Contractor, Granville, Sandgate, Kent. 



To Emigrants. — Beautiful double Breech-Loader, splendid con- 

 dition, 3 guineas, approval. — Hillsdon, Harbour House,Folkestone. 



Small Electric Lamps, post free, 7 stamps. Electric Motors, 

 powerful, well finished, 47 stamps.— P. Rowsell, I, Walcot 

 Square, London, S.E. 



3-in. Iron Borral, Copper, lined with Brass Fittings, ready foi 

 plank, for Sale or Exchange. 



A Freshwater, or Counter Pump, Brass, ebony handle. 

 Sale or Exchange. S-in. Slide rest wanted, for above, and cash. — Free 

 Chilton, 77, Park Street, Luton, Beds. 



Gilding and Electro-plating Taught. — Amateur's Complete 

 Outfit, with Instructions, 21s. ; list, I stamp.— Perks, Alexandra 

 Road, Richmond, Surrey. 



Dead Black Varnish for Cameras, Lenses, Dark Slides, etc. 

 — Bottles, post free. Is. 3d. — H. Southgate, Maidenhead. 



EXCHANGES. 



Exchange Notices will be inserted in this Column at the rcUe of 

 Sixpence for the first twenty-four words, and Threepence for 

 every succeeding eight words. 

 Advertisements for this Column should be received by first post on 

 Tuesday to insure insertion in the following number. 

 Splendid Solar Microscope, in case, by Nairne, six powers, 

 Exchange photographic apparatus. — RiDOUT, Sunbury Common. 

 100 Geological Specimens, named. Exchange, los. 

 Approval. — HoLDEN, Hoyland Nether, Barnsley. 



SELECTED BOOKS. 



Manual of Artistic Anatomy, for the Use of Students in 

 Art. By John C. L. Sparkes, Principal of the 

 Government National Art Training School, South 

 Kensington Museum. London : Bailliere, Tindall, 

 and Cox. Price 7s. 6d. 



Researches on Diamagneiism and Magne-crystallic Action, 

 including the Question of Diamagnetic Polarity. By 

 John TyndalC D.C.L., LL.D., F.R.S. London : 

 Longmans, Green and Co. Price 1 2s. 



A Manual of Practical Assaying. By John Mitchell, F.C.S. 

 Edited by William Crookes, F.R.S. Sixth Edition. 

 London: Longmans, Green and Co. Price 31s. 6d. 



The Naturalist in Nicaragua. By Thomas Belt. With 

 Map and Illustrations. London : E. Bumpus. Price 

 7s. 6d. 



METEOROLOGICAL RETURNS. 



For the ten weeks ending on Monday, May 28th, 188 8, specially prepared for Scientific News from official reports. 



Rainfall. Duration of Sunshine. 



Mean Temperature. 



Scotland, East 

 England, N.E. 

 England, East 

 Midlands 

 England, South 

 Scotland, West 

 England, N.W. 

 Scotland, S.W. 

 Ireland, North 

 Ireland, South 



43-1 d 



43-9 



44-8 



45-1 



45 '6 



437 



44-1 



457 



44"9 



46-6 



being i"8 degs. below average. 



,, 2'6 ,, ,, ,, 



„ 37 „ 



„ 3'o '. 



„ 3-6 „ „ -. 



,, 2-0 ,, ,, ,, 



„ 3"2 " 



„ 3'4 .. .. .. 



„ 2-8 „ 



„ 2-4 „ 



49 ins,, being 0-2 ins. above average, j 359 hrs., being 15 hrs. below average, 



4-3 

 37 

 29 



13'3 

 6'i 



i- 



S-o 



5-2 



TheKingdom... 447 



327 

 338 

 316 

 326 

 376 

 339 

 384 

 338 

 386 



