2. S.l., (Amtliches Schweizer Verkehrsbureau), ca 1931, in-8°, 127 pp, numerous b.w. plates, advertisements h.t., sewn, original coloured lithograph wrapper, good copy. (Travel guide, Switzerland).
Engelberg, Société de développement d'Engelberg, ca 1920, in-8°, 52 pp, many b.w. photographs, 1 (railway) map verso wrapper, full modern green cloth, orig.wrapper preserved, text in French.