Gass, Ian G., Smith, Peter J. and Wilson, R.C.L. — Understanding the earth: a reader in the earth sciences

Artemis Press, Sussex. 2nd edition. Publ. for the Open University . V.g.. No Jacket. Spine sunned, sm. folds on cover. First published in 1971, this rapidly went to a second edition (1972) and was reprinted almost annually thereafter.