BAIRD &TATLOCK (LONDON) LTD. 



1808-1816 



1817-1818 



Oertling's Gramme Weights, in polished mahogany box, with riders and forceps. 

 Weights of 1 gramme and upwards polished brass. Fractions of a gramme in 

 platinised German silver. 



1808' 50 to .001 gramme .. .. 



1 809" 100 to .001 gramme 



Oertling's Gramme Weights in polished mahogany box with rider and forceps. Weights 



of 1 gramme and upwards polished brass. Fractions of a gramme in platinum. 

 1812 1 50 to .001 gramme 

 1813 U 100 to .001 gramme 

 1814 U 200 to .001 gramme 

 1815" 500 to .001 gramme 

 1816" 1,000 to .001 gramme 



Oertling's Grain Weights, in polished mahogany box, with riders and forceps. Fraction? 

 of a gramme in German silver. 



1817" 1,000 to .01 grain 

 1818 U 10,000 to .01 grain 



1819-1821 



1819 U Becker's Weights, 500 milligramme piece and down to i milligramme, in box . . 

 1820" Becker's Weights, 1,000 i 



1821" Becker's Weights, Set of Platinum Weights, i gramme down to i milligramme, in box 



060 

 070 

 170 





1CHEMICAL AND SCIENTIFIC APPARATUS AND PURE CHEMICALS- 



