Relief map of the Rheinwaldhorn group 1:50 000

Watercolor and ink. 1916. Free drawing of the student. Copy from Topographic Atlas of Switzerland (Siegfried Map),
revised in the glacial areas. Drawn in connection with work on the SAC-Club Guide "Bündner Oberland". 26 x 41 cm.
(Imhof, Eduard C 1)
{Rheinwaldhorngruppe}