Earl Mosberg PMC
Earl Mossberg
(Nickname)
Earl Mosburg
(Misspelling)
Gender Male
References
- Up Rope Volume 10, Number 6; Jul 16, 1953 (1953-11.pdf)
- Up Rope Volume 10, Number 7; Sep 3, 1953 (1953-12.pdf)
- Up Rope Volume 11, Number 16; Jun 12, 1955 (1955-09.pdf)
- Seneca, The Climber's Guide
- The Washington Rock Climbers Circa 1937 - A History, Volume Two