1920] 



OVERHOLSER 6- TAYLOR—TEMPERATURES 



279 



Lot 2, next to top shelf (no. 2) of large oven; high temperature 88° F. 



and high humidity 100 per cent. 

 Lot 3, next to bottom shelf (no. 3) of large oven; high temperature 



94° F. and high humidity 91 per cent. 

 Lot 4, bottom shelf (no. 4) of large oven; high temperature 104 F. and 



moderate humidity about 60 per cent. 

 Lot 5, in small Freas electric oven; high temperature 95 F. and low 



humidity well below 50 per cent. 

 Lot 6, ordinary locker in concrete building; room temperature 71 F. 



and room humidity about 60 per cent. 

 Lot 7, ordinary locker in concrete building; room temperature 69 F. 



and high humidity 92 per cent. 

 Lot 8, held in cold storage at between 30. 5 and 32 .8° F. and a humidity 



ranging from 67 to 73 per cent. 



Observations on temperature and humidity 



In addition to the continous hygrothermograph records made 

 by lots 3 and 7, the writers made careful check readings on ther- 

 mometers at intervals of 1 to 4 days apart. For reference, these 

 are given in table II. 



Date 



September 





2.. . 



6... 



7... 



9... 

 10.. . 



14.. . 

 16... 



19.. . 

 20.. . 



20.. . 

 21.. . 



23... 



Average. „ 



Maximum 

 Minimum. 





TABLE II 



Temperature records during storage tests 



Time 



II.'IO A.M. 



3:OOP.M. 



9:45 A.M. 



9:00 A.M. 

 12:15 P.M. 



3.'45 M*. 



12:00 Noon 



12:15 P.M. 



i:45 P-M. 



11:45 A.M. 



5:40 P.M.* 

 Ii:45 A.M. 

 9:45 A.M. 



85 

 84 



83 

 84 



88 

 84 

 84 



84 

 88 



83 



5 

 o 



2 



5 

 5 



5 

 o 



9 



5 

 2 



Temperature of lots in ° F. 



89-5 

 89.O 



89.0 



90.0 



90.O 



90.O 



87.O 



8S.S 

 86.O 



87.7 

 90.O 



85-5 



94.O 

 92.O 



95- 2 



95-7 

 98.0 



957 

 92.2 



93-0 

 93-2 

 84.0 



77.0 



92.0 



100.5 



939 



100.5 



77.0 



* Electric current off from 11:45 a.m. to 5:40 p.m. only. 



I06.O 

 104.0 

 IO7.6 

 107.0 

 112. 1 

 107.6 



100.8 



102.2 



103. 1 



86.5 



77.O 



96.I 



107.2 



IO3.7 



112. 1 

 77.0 



5 



86.O 

 87.O 



96.8 



97-7 

 96.8 



93-6 

 94.I 



IOI.3 

 103. 1 



95 o 



103. 1 



86.0 



6 



70.7 

 69.2 



69.2 

 70.O 



72.7 

 7I.O 



72.O 



7 



70.7 



72.7 

 69.2 



70.O 

 68.O 



68. s 



67.5 

 68.0 



70.2 



69.0 



69. S 



68.9 

 70.2 



67. s 



8t 



31.3 

 3I.O 



32.8 

 31.4 



30. s 

 32.7 



3i 4 



31.7 



32.4 

 32.8 



30.8 

 30.7 



3i-7 

 32.8 



30.5 



t h e t T em P er ature with lot 8 in cold storage remained quite uniform, rising to the maximum 

 mu *uaum with each run of the compressor about every 3 hours. 



and dropping to 



