Landolt, Hans Heinrich (1831-1910) Börnstein, Richard (1852-1913) Roth, Walther A. Editor Scheel, Karl. Editor Akerlöf, G.
Ritz, Joseph Maria (1892-1960) Mader, Felix (1867-1941). Editor Müllerklein, Kurt. Photographer Schrötter, Georg. Preface
Technische Hochschule (Danzig). Architekturabteilung
Grotowski, Marian (1882-1951). Editor
Halfar, Karl (1900- )
Buckingham, Burdette Ross (1876-1962) Czaplińska-Mutermilchowa, R. Translator. Getterowa, N. Translator. Krahelska, J. Translator. Szymaniukówna, I. Translator. Baley, Stefan (1885-1952). Translator.
Rosner, Gustav-Adolf (1904- )
Grotowski, Marian (1882-1951). Editor
Andresen, Christel (1901- )
Krischen, Fritz (1881-1949) Gdańsk University of Technology
Moffit, Fred Howard (1874-1958?) United States of America. Geological Survey.
Capps, Stephen Reid (1881-1949) United States of America. Geological Survey.
Nickles, John Milton (1859-1945) United States of America. Geological Survey.
Mertie, John Beaver (1888-1980) United States of America. Geological Survey.
Stewart, B. D. United States of America. Geological Survey.
Deutsche Landwirtschafts-Gesellschaft
Wóycicki, Zygmunt (1880-1967). Editor
Gilluly, James (1896-1980) United States of America. Geological Survey.
Smith, Philip Sidney (1877-1949) United States of America. Geological Survey.