1861 1862 



1861" Weights, suitable for students' use, in polished mahogany cases, i gramme and upwards" 

 in brass, .5 to .001 gramme in aluminium, with glass cover for decimal weights, and forceps. 

 From .001 to . . 50 100 200 500 1,000 grammes. 



Price 9/6 12/- 16/6 19/6 25/- per set. 



1862" Weights, 500 milligrammes to i milligramme, in wooden box with sliding lid. 



per set, 1/6 ; per doz. sets 



17 6 



1863 

 1863 1 ' Weights, gilt, best quality, for analytical work, single, as in sets Nos. 1791-1800. 



i 2 5 10 20 50 100 grammes. 



Price .. ..I/- 1/1 1/4 1/6 2/- 2/6 3/6 each. 



JOO 



M C 



1864 1866 



1864 1 Weights, platinum, first quality, as in sets Nos. 1791-1794, &c. 



.5 .2 .1 .05 .02 .01 .005 .002 

 6/- 2/8 1/8 I/- 9d. 6d. 4d. 4d. 



The prices of all platinum weights are liable to alteration according to market value of platinum. 



.001 grammes. 

 4d. each. 



1865" Oertling's Analytical Single Weights, platinised German silver, as in sets Nos. 1808-1809. 



A. 100 60 30 20 10 6321 .6 .3 .2 .1 .06 .03 .02 .01 grains. 

 2/6 2/3 1/8 I/- 8d. 4d. each. 



B. 5 2 i .5 .2 .1 .05 .02 .01 .005 .002 .001 grammes. 

 2/- 1/6 1/3 1/6 ~T]3 ~fJ T ~ 4d. each. 



1866 1 ' Weights, Becker's aluminium, as in sets Nos. 1822-1827. 

 .5 .2 .1 .05 .02 .01 



4d. 4d. 4d. 4d. 4d. 4d. 

 3/6 3/6 3/6 3/6 3/6 3/6 



1867" Watch Glasses, carefully tared, 2 J in. 



.005 .002 .001 grammes. 



4d. 4d. 4d. each. 



3/6 3/6 3/6 per dozen. 



. . per pair 013 



