The Oslobreen Series, Upper Hecla Hoek of Ny Friesland, Spitsbergen.
1960. Reprint Geological Magazine XCVII-6; pp. 441-460, 6 fig. 3 plts. h.t. Includes appendix by Gobbett on new species of trilobite. Orig. extract, stapled, very good.
Glaciologische und geologische Ergebnisse der Hamburgischen Spitzbergen-Expedition 1927.
1929. Naturw. Ver. Hamburg, Abh. Geb. Naturw. XXII-3/4; pp. 145-249, 39 fig. 32 photoplts. h.t. Complete issue, orig. wrps. with libr. stamp, front cover witth minor traces of use only, contents very good, lg4to.