SCIENCE- GOSSIP. 



A PILMLBSS CINEMATOGRAPH 



For taking and projecting life-size animated photographs with 

 greatest perfection to the extent of over 500 pictures. 

 Specially constructed for the Amateur or Professional. 

 SIMPLE and RELIABLE PriG©£© 1 ©S. 



MECHANISM. „ , _ ... 



Negatives and Positive 



Plates. 2/6 each. 



Subject Plates, 3.'-. 



6d. allowed for each Plate 



returned unbroken. 



re' 

 II 



Public Opinion. 



" THE BUSY MAN'S PAPER." 



Price Twopence. 

 PUBLISHED EVERY FRIDAY MORNING. 



a 



j^a 



mm 



COMPLETE ©OTFIT, 

 including Kammatograph, Lan- 

 tern, Jet, Tripod Stand, Print- 

 ing Frame, DeveloDing Tray, 

 &c, £11 lis. 

 With the KAMMATOGRAPH an ordinary dry glass plate is used 

 instead of cinematograph film. The method of developing KAM- 

 MATOGRAPH plates is exactly the same as with dry plates, thus 

 bringing cinematography within the reach Of all. 



SPECIALITIES— San be seen at the Manufacturers. 



High-class Lantern and Jet, in travelling box .. .. .. £5 



Do., do.., with patent electric arc lamp .. .. .. .. £6 



PATENT RHEOSTAT, which takes from 12 to 50 amperes at 

 no volts without overheating. Price on Application. 

 Also made for 200 and 250 voltage. 

 Write for Catalogue to the Manufacturers . — 



Lc KArciM & 0©., Scientific Engineers, 



Works— 27f POWELL ST., GOSWELL RD., LONDON, E.C. 



SCIENTIFIC APPARATUS MAKER, 

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 SAVINGS DEPARTMENT. 

 For the encouragement of Thrift the Bank receives small sums 

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 How to PURCHASE A HOUSE for Two Guineas per Month. 



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 How to PURCHASE A PLOT OF LAND for 5s. per month. 

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 Established 1851. FRANCIS RAVENSCROFT, Manager. 



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SAVOY HOUSE, 115 STRAND. 



A large selection of the best and highest-clas=, 



The AUTOMATIC & 

 NEO-CYCLOSTYLE 

 DUPLICATORS 



For Reproducing Type 



or Hand 

 Writing. 



j!-2r Highest Award 

 (3 Medals) for Copying 

 Apparatus, Pa?'is 

 Exhibition, igob. 



Gf.st etner's Patents. 



ANY NUMBER OF COPIES FROM ONE ORIGINAL. 



No Mess. No Trouble. One turn of handle completes 

 the operation. 



Editor Science-Gossip says:—" We can well recommend this 

 machine to Secretaries of Scientific Societies and others for pre- 

 paring manifold copies of notices or other documents." 



Prices from 25s. 



Illustrated Lists and Specimens Mailed Free by 



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Scale for: advertisements. 



Inch in Column £0 7 6 



Eighth of Page 16 



Quarter-page, or Half-column ... 110 



Third of Page 2 



Half-page, or One Column ... 2 15 



Whole Page 5 5 



All Advertisements to be sent to Science-Gossip Office, no 

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DJ^ Special quotations for a series of insertions, any 

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