38 



BULLETIN ST2, U. S. DEPARTMENT OF AGRICULTURE. 



Mill No. 5. 



Frame structure, nut tightly constructed and with many small openings 

 where lap-siding boards had sprung apart or warped. There are also small 

 openings about doors. Building too loosely constructed for satisfactory fumi- 

 gation with gas. Day (July 10-11, 1911) calm except for slight breeze blow- 

 in:: from southwest after 9 a. m. July 11. which somewhat affected temperatures 

 on that side of building. Mill equipped with radiators for heating by steam 

 rluring winter. Outdoor maximum temperature 95° F. No mention made of 

 steam pressure or minimum outdoor temperature. 



FIEST AXD SECOXD FLOORS. 



Location and reading of thermometers. — No. 1. near airshaft : No. 2, set 5 



inches deep in flour; No. 3. in boot of elevator: No. 4. -three feet from floor: 

 No. .". on inside of outer wall: No. G. near floor in elevator leg; No. 7. on 

 support post; No. S. on outside wall: No. 9. in a roll. 



Table XL — Data showing H& in temperatures on first and .second, floors. 







First floor 







Second floor. 





Time of day. 







Thermometer- 











No. 1. 



No. 2. 



No. 3. 



No. 4. No. 5. 



No. 1. 



No. 2. No. 3. 



No. 4. 



7.30 p. m 



9.30 p. m 



11.30 p. m 



6 a. m 



S a. m 



■ F. 



90 



94 



95 



96 



99 



104 



106 



106 j 



107 



F. 

 86 

 91 

 95 

 103 

 104 

 107 



F. 



100 

 102 

 106 

 10S 

 112 

 113 



F. ■ F. 



102 95 ■ 

 124 101 

 127 103 

 131 10S 



134 111 

 141 115 

 141 116 

 141 116 

 141 IIS . 



F. 



107 

 120 

 122 j 

 128 



130 

 135 

 137 

 137 



F. ° F. 

 102 101 

 115 109 

 117 116 

 124 1 US 

 127 120 



132 1 125 



133 126 



134 ' 124 



F. 

 107 

 119 

 122 



129 



131 



10 a. m. . . 



137 



12 m 



109 114 



110 115 

 111 



137 



2 p. m 



3 p. m 



138 













THIRD FLOOR AXD DECK. 



Location and reading of thermometers. — No. .1. in conveyor, in 3 inches of 



flour: No. 2, in elevator Leg; No. 3, near outside wall: No. 4. in bolter: No. 5, 

 on a post on the deck built on third floor. 



Tabe Nil. — Data showing rise in temperatures on third floor and deck. 



Thermometer- 





Time 



of day. 





















No. 1. 



No. 2. 



No. 3. 



No. 4. 



N 



0. O. 









c F. 



3 F. 



F. 



F. 



o 



F. 



7.30 p. m 







93 



104 



102 



102 





104 



9.30 p. m 







104 



113 



113 



116 





113 



11.30 p. m 







in: 



118 1 



116 



121 





116 



6 a. m 







us 



125 



125 



129 ! 





129 



8a. m 







119 



129 ! 



129 



133 





137 



10 a. m 







122 



134 



138 



138 





140 



12 m 







124 



135 



136 



139 





142 



2p. m 







127 



136 



136 



139 





142 



