XXII 



NATURE 



[May 15, 1879 



FACET'S PATENT 



GARDEN ENGINES, 



WORKED BY THE FOOT AND MOST CONVENIENT. 



£0 18s. 



no tub 



Sold retail by all Ironmongers and 

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N O W R E A D Y, 

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A CATALOGUE OF CHEMICAL APPARATUS: 



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Demy 8vo, 480 pp., Illustrated with 1,600 Woodcuts. 



Most Complete and Cheapest List of Apparatus. 



JOHN J. GRIFFIN and SONS, 22, GARRICK STREET, 

 LONDON, W.C. 



DARTON'S 

 GUINEA ANEROID, 



With Thermometer. Dial is divided off to 

 looths of an inch. Accurate and sensitive. 

 Each instrument tested in presence of cus- 

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 mounted in Carved Oak Frame, various pat- 

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Illustrations and Prices on Application. 



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The LANCASTER CARTE PHOTOGRA- 

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 FIRST QUALITY ASTRONOMICAL TELESCOPES with Object 

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48, ESSEX STREET, STRAND, LONDON, W.C 



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