BAIRD &.TATLOCK. (LONDON) LTD. 



1759 1760 



1759 1 Sartorius' Mai nice for taking Specific Gravities, on adjustable stand, with levelling 

 screws, and Rumann's float, displacing 10 cubic centimetres of water, all fitted in leather 

 covered case. The riders are arranged for four places of decimals, weighing 10, I, ^, 



1760 U Sartorius' Specific Gravity Balance, with pan for weights, suitable for taking the 

 specific gravity of solids and liquids 

 o 



Jin 



326 



400 



JlA 



1761 



1762' 



1763 



1761 1762 1763 



Balance, Becker's, for Specific Gravities, with equal arms for liquids and solids, 

 new arrangement for raising the beam 8 centimetres by means of a cogwheel 

 movement, through which a total height of 28 centimetres can be obtained. Provided 

 with Rumann's patent thermometer plummet, two pans for analytical work, two sets of 

 riders, set screws, and plummet. Capacity 50 grammes in each pan, sensible to i milli- 

 gramme with its full charge 



Thermometer Plummet, with platinum wire and suspension hook, for Specific Gravity 

 Balances, Nos. 1757, 1758, and 1761 



Rider Weights for Balances Nos. 1757, 1758, and 1761, two each, 5, .5, .05, .005 

 grammes. Per set of eight 



250 

 066 



026 



[CHEMICAL AND SCIENTIFIC APPARATUS AND PURE CHEMICALS- 



