Determination of Induced Velocity in Front of an Inclined Propeller by a Magnetic-Analogy Method (open access)

Determination of Induced Velocity in Front of an Inclined Propeller by a Magnetic-Analogy Method

Report presenting the horizontal and vertical components of the induced velocity in front of an inclined propeller in a horizontal stream obtained by a magnetic-analogy method. The problem was formulated in terms of the linear theory of the acceleration potential of an incompressible nonviscous fluid.
Date: February 1946
Creator: Gardner, Clifford S. & LaHatte, James A., Jr.
System: The UNT Digital Library
Mining and Concentration of Missouri Valley Manganese at Chamberlain, South Dakota (open access)

Mining and Concentration of Missouri Valley Manganese at Chamberlain, South Dakota

Report issued by the U.S. Bureau of Mines regarding the concentration of manganese ore along the Missouri River valley. The report contains maps, tables, graphs, photographs, and illustrations.
Date: February 1946
Creator: Dupuy, Leon W.; Calhoun, W. A. & Rasmussen, R. T. C.
System: The UNT Digital Library