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WASHINGTON, D.C.
Meeting 454
Cosmos Club
Wednesday, May 8, 1929
Stephen Reid Capps Jr., President James Gilluly, Meeting Secretary
George Rogers Mansfield—USGS—Structure of the Blackfoot Mountains, Idaho.
Lloyd Williams Stephenson—USGS—Unconformities in the Upper Cretaceous of Texas.
Clyde Polhemus Ross—USGS—History of mining in Idaho.
Attendance: 39
Minutes not available.
Published account of meeting appears in: J. Wash. Acad. Sci. 19, 287-293