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WASHINGTON, D.C.
Meeting 741
Cosmos Club, Mass Ave, Assembly Hall
Wednesday, November 10, 1954
Edwin Thor McKnight, President Alvin Van Valkenburg, Meeting Secretary
George S. Switzer and Arthur James Boucot—US National Museum—The mineral composition of some microfossils.
Margaret Dorothy Foster—USGS—Classification and correlation of dioctahedral micas and hydrous micas.
Henry Rowland Cornwall and Walter S. White—USGS—Native copper deposits.
Attendance: 105
Meeting Secretary's Minutes