Jentzsch, Alfred (1850-1925) Korn, Johannes (1862-1927) Schütze, Hermann (1890- ) Zur Mühlen, Leo von (1888-1953) Königlich Preussische Geologische Landesanstalt Schütze, Hermann (1890- ). Editor
Schliepmann, Hans (1855-1929). Editor
Deutsche Landwirtschafts-Gesellschaft
Heald, Kenneth Conrad (1888-1971) United States of America. Geological Survey.
Bowen, Charles F. (1871-1953) United States of America. Geological Survey.
Bowen, Charles F. (1871-1953) United States of America. Geological Survey.
Winchester, Dean Eddy (1883-1936) Heald, Kenneth Conrad (1888-1971) United States of America. Geological Survey.
White, David (1862-1935) United States of America. Geological Survey.
Clark, Frank Rinker (1881-1974) United States of America. Geological Survey.
Bowen, Charles F. (1871-1953) United States of America. Geological Survey.
Heald, Kenneth Conrad (1888-1971) United States of America. Geological Survey.
Wegemann, Carroll Harvey (1879-?) United States of America. Geological Survey.
Bowles, Oliver (1877-1958) United States of America. Geological Survey.
Marshall, Robert Bradford (1867-1949) United States of America. Geological Survey.
Pardee, Joseph Thomas (1871-1960) United States of America. Geological Survey.
Ashley, George Hall (1866-1951) United States of America. Geological Survey.
Brooks, Alfred Hulse (1871-1924) United States of America. Geological Survey.
Knopf, Adolph (1882-1966) United States of America. Geological Survey.
Knopf, Adolph (1882-1966) United States of America. Geological Survey.
Bowen, Charles F. (1871-1953) United States of America. Geological Survey.
Marshall, Robert Bradford (1867-1949) United States of America. Geological Survey.
Marshall, Robert Bradford (1867-1949) United States of America. Geological Survey.