GPiF 



BAIRD &TATLOCK: (LONDON) LTD. 



4677 4678 



4677 Hempel's Hydrogen Pipette, on wooden stand . . . . . . . . ..086 



4678 Hempel's Explosion Pipette, with platinum electrodes and stopcock, on wooden stand. . 12 



4679 



4679 Hempel's Explosion Pipette, on iron stand 



4680 Pettenkoffer's Absorption Tube, for gases (tube only) 



4680 



14 

 each 019 



14 CROSS STREET HATTON GARDETST, E-C 



