Zimmermann, Max Georg (1861-1919). Editor
Lauschke, Georg (1884- )
Becker, Gustav (1882- )
Königliche Sächsische Alterthumsverein Königliches Sächsisches Ministerium des Innern Gurlitt, Cornelius (1850-1938). Editor
Deutsche Landwirtschafts-Gesellschaft
Deutsche Landwirtschafts-Gesellschaft
Matson, George Charlton (1873-?) United States of America. Geological Survey.
Lupton, Charles Thomas (1878-1935) United States of America. Geological Survey.
Stebinger, Eugene (1883-1951) United States of America. Geological Survey.
English, Walter A. United States of America. Geological Survey.
Condit, Daniel Dale (1886-?) United States of America. Geological Survey.
Condit, Daniel Dale (1886-?) United States of America. Geological Survey.
Schrader, Frank Charles (1860-1944) Stone, Ralph Walter (1876-1964) Sanford, Samuel (1865-1927) United States of America. Geological Survey.
Hess, Frank Lee (1871-1955) United States of America. Geological Survey.
Emmons, William Harvey (1876-1948) United States of America. Geological Survey.
Winchester, Dean Eddy (1883-1936) Hares, Charles Joseph (1881-?) Lloyd Russell E. Parks, E. M. United States of America. Geological Survey.
Spencer, Arthur Coe (1871-1964) United States of America. Geological Survey.
Lupton, Charles Thomas (1878-1935) United States of America. Geological Survey.
Ransome, Frederick Leslie (1868-1935) Gale, Hoyt Stoddard (1876-1952) United States of America. Geological Survey.
Bastin, Edson Sunderland (1878-1953) Hill, James Madison (1884-?) United States of America. Geological Survey.
Mansfield, George Rogers (1875-1947) United States of America. Geological Survey.