45, CORNHILL, E.G., AND 122, REGENT STREET, W., LONDON. 193 



FIG. 551. 



FIG. 550. 



FIG. 552. 



FIG. 557. 



548 Alcoholometer, Field's Patent, for ascertaining the original gravity of every 



description of ale, stout, or porter, at any period after fermentation. This 

 apparatus is useful for testing comparatively various samples of beer, 

 returned beer, and also beer for export. Price, complete in mahogany box, 

 with directions for use, and correction tables of variation . 600 



549 Wine or Spirit Analyser, Long's Patent, for ascertaining the quantity of 



alcohol in wines, cordials, &c., in accordance with Treasury Order of 



July 12, 1853, fixing the maximum of spirit in wine at 33 per cent. 4 10 



Graduated Glass Measure Standard for use with above . . 036 



550 Distilling Apparatus ; or, Phillips' Revenue Standard Still, for ascertaining 



the original gravity of Beer after fermentation, &c.; of strong brazed copper, 

 with two Trial Jars and Thermometer, Pipette or Dropping Tube, &c. 

 (fig. 550) 550 



This apparatus is also used for the Alcoholic Wine Test by the Board of 

 Customs for estimating the amount of Alcohol contained in Wines and Liqueurs. 



Gas Burner, improved for above (fig. 551) 12 6 



Gilt Metal Hydrometer, pocket size for use with above apparatus, 



in neat case (fig. 552) 16 



Gilt Metal Saccharometer, pocket size for ditto in case . . 16 

 Glass Flasks for Still, with metal screw fittings . . . . 046 



551 

 552 



553 

 554 



555 



Sikes' Hydrometers, for use in connection with the above, see pages 178, 179. 



o 



