Der Ostgrat der Aiguille du Plan. Separatdruck aus "Die Alpen", Jahrg. VI, Heft 11, 1930. [With plates.]
Bell, J. H. B.(Jim H. B.)
Bern,
1930.
F.H. Bell has been corrected in MS. to J.H. Bell, who is mentioned in an accompanying letter, loosely inserted.