Grain dust explosions
By: David J. Price
Contributors: United States. Bureau of Chemistry and Soils; National Broadcasting Company
Published: 1929
Language: eng
Subjects: Radio addresses, debates; Radio programs; Dust explosions
Notes: Caption title.

"A radio talk by David J. Price, in charge, Chemical Engineering, Bureau of Chemistry and Soils, delivered at 1:38 p.m., E. S. T., Monday, July 1, 1929, through WRC and 17 other stations associated with the National Broadcasting Company."

Network: NBC; Date: July 1, 1929.