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WASHINGTON, D.C.
Meeting 673
Cosmos Club
Wednesday, February 9, 1949
James Steele Williams, President Ralph Erskine Van Alstine, Meeting Secretary
John Beaver Mertie Jr.—USGS—Charting 5,6, and 7 variables on the boundaries of hypertetrahedra.
Norman Dennis Newell—American Museum of Natural History—Geology of Lake Titicaca and vicinity.
Attendance: 94
Meeting Secretary's Minutes