Dziakiewicz, Włodzimierz (1883-1940)

Boulton, William Henry (1869- ) Michałowski, Kazimierz (1901-1981). Translator Michałowski, Kazimierz (1901-1981). Preface

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

Jakubiszyn, Dominik (1890-1940)

Reichow, Hans.

Sokół, Franciszek (1890-1956)

Jarocki, Władysław (1879-1965). Editor

Ramsauer, Carl (1879-1955)

Mader, Felix (1867-1941) Mader, Felix (1867-1941). Editor Lösti, Georg (1859-1943). Photographer Solleder, Fridolin (1886-1972). Preface

Gröber, Karl (1885-1945) Mader, Felix (1867-1941). Editor Müllerklein, Kurt. Photographer Mitterwieser, Alois (1876-1943). Preface

Fritzler, Hildegard (1907-1987)

Silber, Anatol (1904- )

Greiner, Bodo (1907- )

Koop, Reinhard (1901- )

Arndt, Ernst (1904- )

Firla, Tadeusz (1908- )

Fastrich, Wilhelm (1906- )

Uloth, Robert (1896- )

Krause, Gotthard (1906- )

Deutsche Landwirtschafts-Gesellschaft

Weber, Erwin Eugen (1902- )