Die kaledonische Deckengebiete Schwedisch-Lapplands.
1912. Borntraeger, Berlin: Geologische Charakterbilder 13. Heft; 20 pp. text, 6 photoplts. with transparant overlays h.t. Loose as issued in orig. folder, libr. stamp in corner of front cover, very good, lg4to.
Maerker efter en iistid i omegnen af Hardangerfjorden.
1866. Christiania, Universitets-program 1869-1; 34 pp. in Norwegian and French, 10 fig. 1 plt. with col. maps folding-out. Plain new wrps. contents very good.