Koop, Reinhard (1901- )
Der Ausschluss für den Hafen und die Wasserwage (Danzig)
Röttger, Bernhard Hermann (1891-1945) Mader, Felix (1867-1941). Editor Lösti, Georg (1859-1943). Photographer Höpfl, Simon (1883-1949). Preface
Kijeński, Tadeusz (1898-1948)
Prill, Felician (1904- )
French, Thomas Ewing (1871-1944)
Schmidt-Nickels, Wilhelm (1901- )
Eckardt, Anton Mader, Felix (1867-1941). Editor Lösti, Georg (1859-1943). Photographer Ring, Hans (1883-1955). Preface
Collier, Arthur James (1866-1939) United States of America. Geological Survey.
Grover, Nathan Clifford (1868-1956) Beckman, Henry Claus (1888- ) Follansbee, Robert (1879-1952) Kinnison, Harvey Banks (1890- ) Ellsworth, Clarence Eugene (1882- ) United States of America. Geological Survey.
Grover, Nathan Clifford (1868-1956) Ellsworth, Clarence Eugene (1882- ) Follansbee, Robert (1879-1952) United States of America. Geological Survey.
Jarocki, Władysław (1879-1965). Editor
Deutsche Landwirtschafts-Gesellschaft
Normenausschuß der deutschen Industrie Normenausschuss der Deutschen Industrie Gesellschaft der Freunde und Förderer der Hamburgischen Schiffbau-Versuchsanstalt Hafenbautechnische Gesellschaft
Hall, George Martin (1891-1941) Howard, Charles Spaulding (1896-1981) United States of America. Geological Survey.
Grover, Nathan Clifford (1868-1956) Follansbee, Robert (1879-1952) Purton, Astley B. (1886-1962) Dickinson, W. E. United States of America. Geological Survey.
Grover, Nathan Clifford (1868-1956) McGlashan, Harry Deyoe (1879- ) Henshaw, Fred Forbes (1884-1933) United States of America. Geological Survey.