Tryfan group
By: by J. M. Edwards and C. W. F. Noyce.
Contributors: Noyce, Wilfrid, 1917-1962.
Edition: 2nd ed.
Series: Climbing guides to the Snowdon district -- 2
Publisher: Climbers' Club
Published: 1937
Language: eng
Number of pages: 124
Notes: Previous ed. by J. M. Archer Thomson, 1910.