180 



NEGEETTI AND ZAMBEA, HOLBOUN VIADUCT, EC., 



5 5 



7 

 10 



15 



1 10 



429 Sikes 1 Hydrometer, Double Gilt Metal, with silver soldered joints, Each. 



as used by the Excise and Customs, with weights, enamel tube s. a. 

 Thermometer, Test Glass, and Book of Tables (figs. 429 and 429*) 400 



430 Ditto ditto, with Comparative Rules 4 10 



431 Sikes' Hydrometer Standard, Gilt Metal, 5-inch range on stem, 



divided to l-10ths 



Book of Tables for use with Sikes' Hydrometer to 80 Fahr . 

 Ditto ditto ditto to 100 Fahr. . 



432 Sikes' Pocket Hydrometer in German Silver .... 



433 Ditto with Thermometer, jar and case 



434 Dicas's and Allan's Hydrometers are very similar in construction 



to Sikes' instrument, but are now very rarely used. 



Saccharometer for Brewer's use. Shows the weight of wort per barrel heavier 

 than water. Thus 36 gallons of water weighs 360 Ibs., but 36 gallons of wort of 

 specific gra,vity 1'050, weighs 18 Ibs. heavier than water, viz., 378 Ibs. 

 Printed instructions for use accompany each Saccharometer. 



436 Brewer's Saccharometer Glass, showing pounds per barrel (fig. 436) 056 



437 Ditto ditto with Extra Scale showing Specific Gravity and 



Ibs. per barrel 076 



438 Ditto ditto Glass Testing Jar with Tables of Temperature 



Corrections, in Mahogany box, with Thermometer as fig. 425 . 15 6 



439 Saccharometers, Glass Standard, comprising two instruments in 



mahogany case, one Saccharometer ranging from to 25 Ibs., and 



the other 25 Ibs. to 50 Ibs., very carefully adjusted . . .220 



s 



_0 

 70 



en 



-ao 

 20 



FIG. 440. 



FIG. 441*. 



440 



Saccharometer, Double Gilt Metal, with silver soldered joints, with one 

 weight, metal scale, enamelled tube, compared Thermometer, with expansion 

 scale and rule, in mahogany case, with lock and key, Glass assay jar 

 (figs. 440 and 441*), and book of directions for use . . .500 

 This Saccharometer can be strongly recommended both for strict accuracy and 

 the very highest class of workmanship. 



441 Saccharometer, Metal, Improved with double Scales extending from water to 

 25 Ibs. per barrel on one side of the upper stem, and by the use of the 

 weight, the opposite scale will test wort from 25 Ibs. to 52 Ibs. per 

 barrel not Gilt, Glass assay jar . . . . . . .330 



Ditto, ditto, Double Gilt, including Thermometer, Rule, and Book 

 of instructions, in box 400 



442 



