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[Letter from Daniel W. Kempner to Henry A. Dreer, March 20, 1950]
Letter from Daniel W. Kempner to Henry A. Dreer informing that the hand weeder and caterpillar torches. sent did not do their job.
Date:
March 20, 1950
Creator:
Kempner, Daniel W. (Daniel Webster), 1877-1956
Object Type:
Letter
System:
The Portal to Texas History
Improvement in Processes of Reducing Asphaltum to a Liquid
Patent for a new and useful process of reducing asphaltum to a liquid and the patent includes a list of solvents suitable for use in the process.
Date:
March 20, 1877
Creator:
Lee, Archibald K.
Object Type:
Patent
System:
The Portal to Texas History