University of Guyana Library

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Worrall, W. E.

Clays : their nature, origin and general properties. their nature, origin and general properties / W. E. Worrall. - London : Maciaren, 1968. - xi, 128 p. : illus.

Includes bibliographies.

Subjects--Topical Terms:
Clay.

LC Class. No.: QE471 W63