Chelsea Spelæological Society
Subtitle: 50th anniversary journal, 1956-2006 : 50 years under Mynydd Llangatwg.
Contributors: Chelsea Speleological Society.
Series: Chelsea Spelæological Society records -- v. 33
Publisher: Chelsea Spelæological Society
Published: 2006
Place of publication: [Llangattock, Powys, U.K
Language: eng
Number of pages: 120
Subjects: Chelsea Speleological Society -- History