BAIRD &TATLOCK (LONDON) LTD. 



4503 



4503 T Klinostat, with celluloid cover .. .. .. .. .. .. 1 10 



The Klinostat has a lever movement the same as the drum, and is made to stand either in a vertical or 

 horizontal position. It is provided with a cork table, 5 in. diameter, which revolves once every 15 minutes. 

 The transparent celluloid cover is 5 in. high. 



4505 4506 



4504 T Ganong's Photo Synthometer for showing the absorption of carbon dioxide by green 



plants in light with the equidolumetric release of oxygen . . . . 110 



4505 T Light Screen, large form, as devised by Prof. Ganong . . ..220 



4506 T Light Screen, small form .. .. . 176 



4508 



4508 s Respirometer, complete as figured, including bell jar, ground plate, etc. 



15 



(CHEMICAL AND SCIENTIFIC APPARATUS AND PURE CHEMICALS- 



825 



