Stollenbau im Schanfigg,1946
Stollenbau im Schanfigg,1946
Frühe Bilder einer Baufirma
Frühe Bilder einer Baufirma
The Summit of the Santa Cruz Mountains
The Summit of the Santa Cruz Mountains
Strassenwalzen
Strassenwalzen
Surabaya (Java) in 1952
Surabaya (Java) in 1952
Tiger Balm Garden, Singapore in 1952
Tiger Balm Garden, Singapore in 1952
Pennsylvania landscapes
Pennsylvania landscapes
Pennsylvania Turnpike construction
Pennsylvania Turnpike construction
Punch hole clouds
Punch hole clouds
Guatemala en1956 y 1957
Guatemala en1956 y 1957
Black Rock in Lassen National Forest
Black Rock in Lassen National Forest
Denver in 1949
Denver in 1949
Denver Museum of Natural History
Denver Museum of Natural History
Aspen 1950 FIS
Aspen 1950 FIS
Sailing along Chile's coast in 1951
Sailing along Chile's coast in 1951
Buenos Aires - Glimpses of the Old Harbor
Buenos Aires - Glimpses of the Old Harbor
Meine Bilder von Zürich und Umgebung
Meine Bilder von Zürich und Umgebung
Schweizer Zeichnungen und Aquarelle
Schweizer Zeichnungen und Aquarelle
American watercolors and drawings
American watercolors and drawings
Waid Höngg
Waid Höngg
Bombay 1952
Bombay 1952
1952 Elephanta trip
1952 Elephanta trip
Kanheri trip
Kanheri trip
Singapore in 1952
Singapore in 1952
Colombo (Sri Lanka)
Colombo (Sri Lanka)
Balikpapan harbor in 1952
Balikpapan harbor in 1952
El Sobrante
El Sobrante