Ochres, umbers and other natural earth pigments of England and Wales.
Contributors: Geological Survey of Great Britain.; Great Britain. Department of Scientific and Industrial Research.
Series: Wartime pamphlet / Geological Survey of Great Britain -- no.21; Wartime pamphlet -- no.21.
Publisher: Geological Survey and Museum
Published: 1942
Place of publication: London
Language: eng
Notes: At head of title: Department of Scientific and Industrial Research. Geological Survey of Great Britain.