i68 



SCIENTIFIC NEWS. 



[Aug. 17, i£ 



SALES. 



The Charge for Advertisements in this Column is Sixpence for the 

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



Advertisements for this Column should be received by first post on 

 Tuesday to insure insertion in the following number. 



For sale, Brotherhood 3-cylinder Engine, 6 in. by 7 in., £7. 

 (London). — Address, S., 45, Clarendon Road, Southsea. 



For sale, double Launch Engine, by Plenty, 5J in. by 5 in. 

 .£20. — S., 45, Clarendon Road, Southsea. 



Greenhouse Stoves, portable, require no chimney, no fixing, 

 cheap, and effective. — Peters, Bartsch, and Co., Derby. 



A number of Microscope Objectives, Opera and Field Glasses, 

 Thermometers, for sale cheap. — List on application to A. Dancer, 

 3, Monton Street, Greenheys, Manchester. 



Set 50, coloured Photographic Lantern Slides of London, 6d. 

 each, sample o.d. — 5, Hanover Buildings, Southampton. 



Field Glass, by Steward, Strand, nearly new, cost 90s., bargain, 

 35s. — Holmes, 13, Hollis Street, Leeds. 



Proctor's " Star Atlas," and " Universe of Stars," 8s. free. — 

 R. Rowley, 45, Camden Street, Derby. 



Astronomical Telescope, 3J by Wray, 4 powers, finder, tripod 

 stand, 240s. Cost £2$. — Goaman, Bridgeland, Bideford. 



Amateur Mechanics supplied with Lathes, Drilling, Planing 

 Machines, Castings, etc. Cash, or easy payments. — Britannia Com- 

 pany, 100, Houndsditch, London. 



Britannia Co. Bona-fide makers of 300 varieties of lathes, and 

 other engineers' tools. Prize medals. Makers to the Biitish 

 Government. 



Wanted, by two experienced Mechanics, Model Work to do at 

 home (Mechanical or Electrical). Specialities and ideas worked 

 out to drawings, scale, or size. Good workmanship guaranteed. 

 Moderate terms. — P. R., 40, Westbury Street, S.W. 



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

 Address, Henric, 234, Great Colmore Street, Birmingham. 



Amalgamating Brushes, Scratch-brushes, Polishing Sand, 

 Calico Mops, Rouge and Crocus Compositions, Nickel Salts and 

 Anodes. — Henric, 234, Great Colmore Street, Birmingham. 



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

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

 Bros., Settle. 



Do your own Electro Plating and Gilding. System inex- 

 pensive. Particulars one stamp. — Perks, 47, Alexandra Road, 

 Richmond, Surrey. 



Steel Name Stamps, 3d. per letter. Figures (set), 2s. 4d. 

 Post free. — F. Baldwin, Tuffley, Gloucester. 



Meerschaum and Briar Pipes Repaired, Mounted, or Cased, 

 ambers fitted. — W. George, 324, Essex Road, Islington, London. 



Minerals, Fossils, Cretaceous, Liassic, Carboniferous, Silurian. 

 12 named specimens, 2s. 6d. free — Chas. Wardingley, Black- 

 wood Crescent, Edinburgh. 



EXCHANGES. 



Exchange Notices will be inserted in this Column at the rale 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. 



Grand pair of coupled high-class model Beam Engines, bright 

 and complete, fitted with pumps, governors, throttle valve, made 

 regardless of cost by Lord Scarsdale's engineer, and made for work 

 as well as show. Bargain. Half cash, half exchange. — 295, St. 

 Philip's Road, Sheffield. 



New powerful Microscope, case, tongues, object-glass. Ex- 

 change for 3 in. Electric bell, new, or offers. — John Collinge, 

 John Street, off Cross Street, Middleton, near Manchester. 



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

 Exchange photographic apparatus. — Ridout, Sunbury Common. 



100 Geological Specimens, named. Exchange, 10s. 

 Approval.— Holden, Hoyland Nether, Barnsley. 



I offer Lawn Mower, 52-inch Bicycle, Lockstitch Sewing 

 Machine, or Fret-Saw and Lathe, cost £$ 5s., in exchange for 

 Lathe. — Wellesley House, Colchester. 



SELECTED BOOKS. 



The Natural History and Epidemiology of Cholera. Being 

 the Annual Oration of the Medical Society of 

 London, May 7th, 1888. London : J. and A. 

 Churchill. Price 3s. 6d. 



Darwin, Charles. By Grant Allen (English Worthies). 

 London : Longman, Green and Co. Price is. 



A Text-Book on Steam and Steam Engines. For the Use 

 of Students Preparing for Competitive Examinations, 

 By A. Jamieson, C.E., F.R.S.E., Prof, of Engineering, 

 Glasgow Technical College. With 200 illustrations 

 and four folding Plates. Third edition. London: 

 Charles Griffin and Co. Price 7s. 6d. 



NOTICES. 



The Title Page and Index to Vol. I., now ready, price 3d. 



Binding Cases for Vol. I., price 2s. each. 



Cases and Binding, Vol. I., including Title Page and Index, 

 price 3s. 



Vol. I., bound in cloth, with Title Page and Index, 9s. 6d. 

 — by post 10s. 



The Back Numbers of Scientific News can be obtained 

 from all Booksellers and Newsagents, or direct from the 

 Publisher, 138, Fleet-street, London, E.C. Price 3d. each, or 

 by post 3^d. 



METEOROLOGICAL RETURNS 



Fur the ten weeks ending on Monday, August 6th, 1888. Specially prepared for Scientific News from official reports. 





Mean Temperature. 





Rainfall 





Duration of Sunshine. 





Scotland, East 



52'8 degs. 



being 3'o degs. below 



average. 



8-2ins., being 2'2 ins. 



above average. 



378 hrs., being 25 hrs. below 



average 



England, N.E. 



52-8 „ 



>, 4'6 ,, „ 



?> 



9*0 „ 



. 3-6 „ 





277 ,, ,, 106 ;, ,, 





England, East 



5°'3 » 



., 3'6 „ „ 



»j 



8-5 » , 



32 „ 





310 „ „ 156 ,, „ 





Midlands 



55'3 .. 



». 3'° .> ,, 



»» 



8"5 „ , 



27 „ 





286 ,, ,, 121 „ „ 





England, South 



55'9 >, 



» 29 ,, „ 



>» 



87 » , 



40 „ 





298 ,, ,, 151 ,, ,, 





Scotland, West 



53"9 » 



)> *7 »» ,, 



>> 



106 „ , 



35 » 





37° 1, >> 3 l i) » 





England. N.W. 



547 „ 



„ 3-6 „ 



»» 



97 ., 



2'3 » 





3'7 11 >> 88 ,, ,, 





England, S.W. 



56 - ' „ 



» 2-9 „ „ 



)» 



96 „ , 



27 „ 





362 ,, „ no „ „ 





Ireland, North 



54'3 „ 



» 3*o „ „ 



j) 



»'3» 



4'4 „ 









Ireland, South 



56-0 „ 



» 2*0 „ „ 



jj 



"'4., 



. 39 .. 



tt ,, 



356 ), 99 18 „ ,, 



) » 



The Kingdom... 



54'8 „ 



)» 3" 2 3i »» 



s> 



95 ,> . 



32 .. 



,, ,, 



328 „ „ Si „ „ „ 1 



During the corresponding period of last year the rainfall for the Kingdom was 3-15 inches below, and sunshine 14c 

 hours above the normal. 



