45, CORNHILL, E.C., AND 122, REGENT STREET, W., LONDON. 



409 



s. d.. s. d. 



2358 Standard Grain Weights, in mahogany box, containing 



10,000, 6,000, 3,000, 2,000, 1,000, 600, 500, 300, 200, 100, 



60, 30, 20, 10, 5, 3, 2, 1, -6, -3, '2, 1, -06, -03, '02, '01 . 440 



2359 Standard Grain Weights, smaller sets . . . . 3 13 220 



2360 Gramme Weights, 1 Kilogramme to 1 Milligramme, in 



Mahogany Box 440 



2361 Ditto ditto, 100 Grammes to 1 Milligramme, in 



mahogany Box 2 10 6 



2362 1 Gramme and its subdivisions in 1,000 parts in 



Platinum, for assaying Gold or Silver, in Box . . 1 15 



English or Foreign Weights and Measures of all kinds supplied to order. 

 For Decimal Weights, see page 398. 



2362* Standard Barometers (fig. 2243), for Laboratory use, see pages 8 to 11. 



CHEMICAL CABINETS AND PORTABLE LABORATORIES. 



FIG. 2366. 



2364 Youth's Chemical Cabinet, containing sixty chemical preparations, and useful 



apparatus, without deleterious and dangerous articles ; and adapted for ex- 

 citing a taste for chemistry in the young. No. 1, in paper case 056 



2365 Youth's Chemical Cabinet, No. 2, in cedar case, with hook fastening 076 



2366 Ditto ditto No. 3, in stout mahogany case, French polished, and with 



lock and key (fig. 2366) 10 6 



2367 First Steps in Chemistry and Companion to the Youth's Chemical Cabinet ; 



containing a series of select, amusing, and instructive chemical experiments 



006 



2368 Student's Chemical Cabinets, containing a larger assortment of apparatus, in 



mahogany cabinets, with lock and key . 11 111 6 2 2 



2369 Student's Chemical Cabinet, No. 5, contains the necessary re-agents and 



instruments for the various operations of qualitative analysis, testing in the 

 humid way, and includes blowpipe apparatus, fiuxes, and tests for the 

 discrimination of ores, minerals, &c. The apparatus, &c., is conveniently 

 arranged in a mahogany cabinet, with drawer, tray, lock and key 880 



