Some Engineering Problems of the Panama Canal in Their Relation to Geology and Topography (open access)

Some Engineering Problems of the Panama Canal in Their Relation to Geology and Topography

Report issued by the Bureau of Mines over issues encountered during construction of the Panama Canal. As stated in the introduction, "this report aims to discuss, from the viewpoint of the mining geologist, the bearing of topographic and geologic conditions on certain problems that arose in the construction of the Panama Canal" (p. 7). This report includes tables, maps, illustrations, and photographs.
Date: August 1915
Creator: MacDonald, Donald F.
System: The UNT Digital Library
Notes on the Use of Low-Grade Fuel in Europe (open access)

Notes on the Use of Low-Grade Fuel in Europe

Technical paper issued by the Bureau of Mines over studies of low-grade fuel use in Europe. The results of the studies are presented and discussed. This paper includes tables, and illustrations.
Date: August 1915
Creator: Fernald, R. H.
System: The UNT Digital Library
Relative Worth of Improvements of Fabrics (open access)

Relative Worth of Improvements of Fabrics

Report presents an equation that connects all the major qualities of a fabric, from which the fabric may be rigidly designed with respect to maximum ultimate economy.
Date: August 17, 1915
Creator: Goodyear Tire And Rubber Company
System: The UNT Digital Library