May 2 1967
Kroeschell Engineering Co.
1960s
Tyznik, Anthony
March 1962
Arthur Myhrum & Edward H. Bennett, Jr.
January 26 1967
Carroll Construction Co.
June 7 1960
American-Marietta Company, Myhrum, Arthur
March 1962
Arthur Myhrum & Edward H. Bennett, Jr.
February 7 1961
Tyznik, Anthony
October 15 1965
Arthur Myhrum & Edward H. Bennett, Jr.
March 1962
Arthur Myhrum & Edward H. Bennett, Jr.
February 7 1961
Tyznik, Anthony
1964
Küchler, A. W. (August William), 1907-1999.
1969
Reed, E. C. (Eugene Clifton), 1901-
1969
Geological Survey (U.S.)
1966
Geological Survey (U.S.)