BAIRD &TATLOCK (LONDON) LTD. 



1741 



1741 Balance, Oertling's Assay, No. 9, with 8-in. beam, to carry 10 grammes in each pan, 

 turning most distinctly with 0.05 milligramme. The beam is constructed with three edges 

 of agate, and the pans are supported by agate planes, apparatus for moving the sliding 

 weight, pan rests 



18 18 



1742 Balance, Oertling's Assay, No. 9, as above, with plate-glass fitted to bottom of case . . 21 



2A 



