Alp Weissenstein, postcard from 1967, view of the buildings and the mountains in the direction of the Albula Pass.
Aerial view of Alp Weissenstein before land improvement (Military photo taken on 27.07.1931).
Aerial view of Alp Weissenstein after land improvement in 1944 (Military photo taken on 23.07.1952).
Alp Weissenstein: Military postcard from 1967.
The first hostel was built in 1654.
Alp Weissenstein: Postcard from 1890 with a horse-drawn carriage in front of the Weissenstein restaurant (ETH Zurich archive).
Alp Weissenstein: Postcard from 1890 with the Weissenstein restaurant (ETH Zurich archive).
Alp Weissenstein: Photo taken from Albula (October 1954, Werner Friedli; ETH Zurich archive).
Mountain Hotel Weissenstein (built in 1874): Photo from 1953, with entrance to the street.
Mountain Hotel Weissenstein (built in 1874): Photo from 1953, with entrance from the street.
Mountain Hotel Weissenstein (built in 1874): Photo from 1953 with other buildings.
Mountain Hotel Weissenstein (built in 1874): Photo from 1953.
Cheese House (1982): Building as brick factory and used like that from 1860 until 1875, later as chees factory and storage.
Alp Weissenstein in August 1984: on the left summer barn (approx. 1860; until 1903 horse station), on the right new barn (1970) and on the back renovated house (former mountain hotel).
Alp Weissenstein in August 1984: on the left summer barn (approx. 1860; until 1903 horse station), on the right new barn (1970) and on the back the renovated house and the Piz Ela.
Alp Weissenstein in August 1984: Press conference on 16.08.1984 about research on the alp of the ETH Zurich.
Alp Weissenstein in August 1984: Press conference on 16.08.1984 about research on the alp of the ETH Zurich.
Alp Weissenstein in August 1982: Mobile milking parlour for milking outside.
Alp Weissenstein in August 1984: Mobile milking parlour for milking outside.
Alp Weissenstein in August 1984: Weather station for measuring of the temperature, wind speed, solar radiation and cooling curve (Davoser Frigorimeter).