10 BULLETIN 620, U. S. DEPARTMENT OF AGRICULTURE. 
TEMPERATURE °C 
PRESSURE —LBS.. 
6 0 2 4 $ 
TIRE IN HOURS 
Fic. 3.—Cooking curves for cooks 99, 98, 75, 67, and 74. 1, temperature; 2, gauge pressure; 3, gas pressure; 
4, steam pressure, 
ps - 5 ms 
8 NS a Se REE a Le 
TEMPERATURE “C. 
PRESSURE—LBS 
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Bade] Ae 
Bathe eb 
LI 
BA igee ae 
igi ai el diel 
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stele el cl stale 
Pe Yelvcdy (OA ile he 
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Per 
6 8 0 2 4 6 -) 
TIME IN HOURS 
=| 
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Fic. 4.—Cooking curves for cooks 72, 79, 70, and 71. 1, temperature; 2, gauge pressure; 3, gas pressure; 
4, steam pressure. 
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