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BAIRD &TATLOCK. (LONDON) LTD. 



3693 

 3693 s Filter Pump,, brass, Korting's make, with gauge 



1 10 



3694 s Dr. Starkey's Water Pump, fatted with automatic valve and gauge, so made that in the 

 event of the water being suddenly turned off, the valve comes into play and prevents 

 the water from going back into the flask .. .. .. .. .. ..1 



"^ -53 



3695 



3697 



3698 



3695 Filter Pump, glass, as used at University College, King's College, Institute of Chemistry, etc. 



3696 Filter Pump, glass, on board, for blowing and exhausting. For both, connect (D) with the 



vessel to exhaust, and (G) with the blowpipe. For blast only, leave (D) and (c) open. 

 The water pressure can be regulated by a clip and rubber tubing fitted on (D) . . 



3697 Filter Pump, glass, improved pattern, with two side tubes, one of which can be fitted 



to gauge, or both can be used for a double exhaust, water inlet at lower side tube 



3698 Filter Pump, Fischer's, without stopcock 



3699 Filter Pump, Fischer's, with two stopcocks 



1 1 





CROSS STREET - HATTCTN GARDEN, E*C 



702 



