*pl 



BAIRD &TXTLOCK (LONDON) LTD. 



3711 



(711 Exhausting and Condensing Syringe. Brass. 



Length of cylinder 



Diameter 



Price 



3712 



3716 



712 Air Pump Plate, of brass, mounted on iron tripod sole, with stopcock and side tube for 



connecting it with an aspirator or Geryk pump. 



Diameter of plate . . . . . . . . 7 8} 10 in. 



1 12 6 220 2 12 6 



713 Price, with gauge plate and mercury gauge, 15/- extra (bell jars extra, see Nos. 1991-2000). 



S714 Air Pump, double barrel, mahogany stand, brass plate 7 in. Similar to Fig. 3716, but plate 

 not mounted on pillars 



715 Air Pump, double barrel, mahogany stand, brass plate 8i in. Similar to Fig. 3716, but plate 



not mounted on pillars 



550 

 650 



$716 Air Pump, double barrel, mahogany stand, brass plate 10 in., with mercury gauge and 



stopcock, best finish . . . . . . . . . . . . . . ..1100 



SMICAL AND SCIENTIFIC APPARATUS AND PURE CHEMICALS. 



705 



