Refrigerator car preheating tests comparing alcohol, end bunker charcoal and underslung charcoal heaters, Grand Forks, North Dakota, February and March, 1950
By: by J.M. Lutz ... [et al.].
Contributors: United States. Bureau of Plant Industry, Soils, and Agricultural Engineering
Series: H.T. & S. office report -- no. 230; H.T. & S. office report -- no. 230.
Publisher: United States Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Published: 1950
Place of publication: East Grand Forks, Minn
Language: eng
Subjects: Potatoes; Transportation; Effect of temperature on; Temperature control
Notes: Cover title.

"September 5, 1950."