BAIRD &TATLOCK (LONDON) LTD. 



1712 



1712 U Oertling's Chemical Balance, Short Beam, No. 30, with 6-in. beam, to carry 100 or 

 200 grammes in each pan, and turn with o.i milligramme ; agate knife edges working on 

 agate planes ; pan supports ; rider-slide, which traverses the entire length of the beam ; 

 polished mahogany glass case, with counterpoise weights to front slide ; mounted on 

 metal and plate-glass base ; three levelling screws and level. This balance is fitted with 

 side-action 



Specially constructed to reduce to a minimum the effect of all surrounding 



vibrations. 



17 



CHEMICAL AND SCIENTIFIC APPARATUS AND PURE CHEMICALS- 



343 



