

BAIRD &TATLOCK (LONDON) LTD. 



4663 4664 



4663 Hempel's Gas Absorption Bulbs, on wooden stand 



4664 Hempel's Gas Absorption Bulbs, on iron stand 



4665 Hempel's Gas Absorption Bulbs, on wooden stand 



4666 Hempel's Gas Absorption Bulbs, on iron stand 



4665 



6 6 

 080 



4667 4668 4669 4670 



4667 Hempel's Gas Absorption Bulbs for solid absorbing reagents with brown bulb, on 

 wooden stand . 



056 



4668 Hempel's Gas Absorption Bulbs for solid absorbing reagents with brown bulb, on iron 



066 



stand 



4669 Hempel's Gas Absorption Bulbs for solid absorbing reagents, on wooden stand . . 076 



4670 Hempel's Gas Absorption Bulbs for solid absorbing reagents, on iron stand . . . . 086 



The Cylindrical Bulbs for solid reagents in Figs. 4667 to 4670 are made in amber glass. 





14- CROSS STREET HATTON GARDETST, E-C 



