File:PKBMittellegiHut.jpg

Summary
{{Information
 * description = Peter Kaufmann-Bohren (1886-1971) with other workers on the Eiger ridge, constructing the Mittellegi Hut (Mittellegihütte) in 1924.
 * date  = 1924 (copy 2019)
 * source = P. Kaufmann, Grindelwald
 * author = unknown
 * permission = {{PD-old-70}}