SWITZERLAND. Schweizerische Eidgenossenschaft (Swiss Confederation). 1848-present. Medal 1912 (Silver, 38 mm, 25.63 g, 12 h), on the breakthrough of the Jungfraujoch by the Jungfrau Railway on 21 February at an altitude of 3,457 m. By Hans Frei. Worker drilling in front of mountain panorama. Rev. 21. FEBR. / 1912 / DURCHSCHLAG / JUNGFRAUJOCH / 3457 m within oak wreath; above, JUNGFRAU/BAHN. Hofer 169. Rare. Extremely fine.

From the collection of a Swiss scholar, formed over the past thirty years.