Société Géoloqique de Belgique
Zimmermann, Max Georg (1861-1919). Editor
Seure, Georges (1873-1944) Espouy, Hector d' (1854-1928). Editor
Gdańsk University of Technology
Gurlitt, Cornelius (1850-1938). Editor
Carsten, Albert (1859-1943)
Gurlitt, Cornelius (1850-1938). Editor
Gurlitt, Cornelius (1850-1938). Editor
Königliche Sächsische Alterthumsverein Königliches Sächsisches Ministerium des Innern Gurlitt, Cornelius (1850-1938). Editor
Hessling, Egon Hessling, Waldemar Hessling, Egon. Editor
Eckardt, Anton Hefele, Fritz. Preface
Gale, Hoyt Stoddard (1876-1952) United States of America. Geological Survey.
Butler, Bert Sylvenus (1877-1960) Gale, Hoyt Stoddard (1876-1952) United States of America. Geological Survey.
Möhring, Bruno (1863-1929). Editor Spindler, Ernst (1854-1916). Editor