Search Documents

Jan 1, 1926

[ ]

Jan 1, 1938

Jan 1, 1917

Jan 1, 1897

Jan 1, 1920

Jan 1, 1957

Jan 1, 1948

Jan 1, 1948

Jan 1, 1886

Jan 1, 1936

Jan 1, 1899

[ ]

Jan 1, 1938

Gypsum Association, 211 West Wacker Drive, Chicago, Ill. Henry J Schweim, Secretary. This trade association issues numerous publications dealing with the utilization and application of gypsum, but the only one which might be of direct interest here is entitled "Gypsum-A Non-

Jan 1, 1933

New Products Equipment

Jan 4, 1951

Jan 1, 1906

New Products Equipment

Jan 2, 1951

Jan 1, 1903

Established as a Division January 15, 1932 John C Calhoun, Jr, Chairman O Cutler Shepard, Vice-Chairman J R Van Pelt, Jr , Past Chairman Thomas A Read, Secretary-Treasurer Dept of Mining and Metallurgical Engrg University of Illinois Urbana, Illinois

Jan 1, 1956

President and Director JOSEPH L GILLSON, '62 Wilmington, Del Past President and Director HOWARD C PYLE, '61, Los Angeles, Calif President-elect and Director R R McNAUGHTON, '63, Trail, B C, Canada

Jan 1, 1960