68171655
9781015180048
Ells, R. W. (Robert Wheelock) 1845-1 is the author of 'Report on the Geology of Argenteuil, Ottawa and Part of Pontiac Counties, Province of Quebec, and Portions of Carleton, Russell and Prescott Counties, Province of Ontario [microform]', published 2021 under ISBN 9781015180048 and ISBN 1015180043.
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