The limestones and caves of northwest England /
Waltham, Antony Clive.
The limestones and caves of northwest England / compiled and edited by A. C. Waltham, assisted by M. M. Sweeting. - Newton Abbot : David & Charles for The British Cave Research Association, 1974. - 477 p. : ill. ; 23 cm.
Bibliography: p. 453-467.
0715361813
Caves--England, North West.
Karst--England, North West.
The limestones and caves of northwest England / compiled and edited by A. C. Waltham, assisted by M. M. Sweeting. - Newton Abbot : David & Charles for The British Cave Research Association, 1974. - 477 p. : ill. ; 23 cm.
Bibliography: p. 453-467.
0715361813
Caves--England, North West.
Karst--England, North West.