Reusch, Hans Joachim (1908- )

Meyer, Jörgen (1906-1975)

Sandner, Adolf (1904- )

Kerschensteiner, Georg Michael Anton (1854-1932) Tom, Alfred (1879-1944) Translator

Witte, Friedrich (1902- )

Fastrich, Wilhelm (1906- )

Deutsche Landwirtschafts-Gesellschaft

Richardson, George Burr (1872-1949) United States of America. Geological Survey.

Trowbridge, Arthur Carleton (1885-?) United States of America. Geological Survey.

Woodring, Wendell Phillips (1891-1983) Roundy, Paul Vere (1884-1937) Farnsworth, H. R. United States of America. Geological Survey.

Henshaw, Fred Forbes (1884-1933) United States of America. Geological Survey.

Normenausschuß der deutschen Industrie Normenausschuss der Deutschen Industrie Gesellschaft der Freunde und Förderer der Hamburgischen Schiffbau-Versuchsanstalt Hafenbautechnische Gesellschaft

Schaller, Waldemar Theodore (1882-1967) United States of America. Geological Survey.

Schaller, Waldemar Theodore (1882-1967) Henderson, Edward Porter (1898- ) United States of America. Geological Survey.

Miser, Hugh Dinsmore (1884-1969) United States of America. Geological Survey.

Capps, Stephen Reid (1881-1949) Moffit, Fred Howard (1874-1958?) United States of America. Geological Survey.

Mansfield, George Rogers (1875-1947) Boardman, Leona (1894-1957) United States of America. Geological Survey.

LaForge, Laurence United States of America. Geological Survey.

Mertie, John Beaver (1888-1980) United States of America. Geological Survey.

Heuser, Otto E (1896-1965) Gdańsk University of Technology

Cruse, Bernard. Ed.