Hamburg, 1933. With orig. wrappers in hcalf. 154 pp., 16 plates, textillustr.
Stuttgart, 1915. Fine private full cloth with orig. wrappers. 62 pp., 2 plates. (Inaug.-Diss.).
Hamburg, 1914. Lex8vo. Solid full cloth. 40 pp., 2 plates.
Neumünster, 1964. 4to. Orig. full cloth. 411 pp., 57 plates, 3 maps, textillustr.