Rocks and pebbles of Britain and Northern Europe /
Whittow, J. B.
Ostergaard, Troels VAdaptationsSten og blokke.
Jensen, Gregers.
Matthews, David.
Harmondsworth Penguin
1980
Ill. on lining papers
Translation and revision of: 'Sten og blokke'. Copenhagen : Gyldendalske Boghandel, 1978
Bibliography: p.120. - Includes index
Petrology