Wells, A. K.
Outline of historical geology / Historical geology by A. K. Wells and J. F. Karkaldy. - 6th ed. (7th impression). - London : Murby, [1967]. - illus., maps, tables, diagrs.
Includes bibliographies.
Geology, Stratigraphic.
Geology--Great Britain.
QE651 / W4
550 / WEO
Outline of historical geology / Historical geology by A. K. Wells and J. F. Karkaldy. - 6th ed. (7th impression). - London : Murby, [1967]. - illus., maps, tables, diagrs.
Includes bibliographies.
Geology, Stratigraphic.
Geology--Great Britain.
QE651 / W4
550 / WEO