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WASHINGTON, D.C.
Meeting 406
Cosmos Club
Wednesday, May 13, 1925
Lloyd Williams Stephenson, President Julian Ducker Sears, Meeting Secretary
Thomas Augustus Jaggar—Massachusetts Institute of Technology—Engulfment in volcanism.
Roger Clark Wells—USGS—The deposition of native copper from ascending solutions.
Attendance: 0
Minutes not available.
Published account of meeting appears in: J. Wash. Acad. Sci. 17, 23-24