BAIRD &TATLOCK. (LONDON) LTD. 



6147 



6147 Thermometer, terrestrial radiation, registering minimum, on stand . . 



6148 Thermometer, solar radiation, with black bulb 



16 

 12 6 



6149 6150 



6149 Apparatus for measuring the flow of water in streams and rivers, etc. 

 6150 s Thermometer Screen, Stephenson's, on stand 



6151 



6151 Thermometer, solar radiation, with black bulb in vacuo, on stand with tripod base 



140 



1124 



