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MEMOIRS
OF THE
GEOLOGICAL SURVEY
OF
GREAT BRITAIN,
AND OF THE
MUSEUM OF ECONOMIC GEOLOGY IN LONDON.
VOL. I.
PUBLISHED BY ORDER OF THE LORDS COMMISSIONERS OF
HER MAGESTY'S TREASURY.
LONDON:
PRINTED FOR HER MAJESTY'S STATIONERY OFFICE:
PUBLISHED BY
LONGMAN, BROWN, GREEN, AND LONGMANS.
M DCCC XLVI.
