February, '13] DEAN: HEAT FOR MILL INSECTS 



First Floor 

 Capacity of floor, 40,040 cu. ft. Amount of radiation 780 sq. ft. 



49 



READING OP THERMOMETERS 



Location of Thermometers 



No. 1. Hanging in open 6 feet high, 15 feet from steam pipes. 



No. 2. In flour in roll, 20 feet from steam pipes. 



No. 3. In flour in roU in cleaning room, 5 feet from radiator. 



Result: One hundred per cent of the insects were killed. 



Second Floor 

 Capacity of floor, 43,120 cu. ft. Amount of Radiation 800 sq. ft. 



RKADINO OF THE^OMETERS 



Thermometers 



Location of Thermometers 



No. 1. Hanging in open 6 feet high, 15 feet from steam pipes. 



No. 2. In flour in bottom of elevator boot, 15 feet from steam pipes. 



No. 3. In flour on bolting cloth in reel, 12 feet from radiation (cleaning room). 



Result: One hundred per cent of the insects were kiUed. 



