Report on the Geology of a Portion of the Eastern Townships [microform]
R. W. (Robert Wheelock) Ells, Geological and Natural History Survey
Häftad
188 kr
Report on the Mineral Resources of the Province of Quebec [microform]
AvR. W. (Robert Wheelock) Ells,Geological and Natural History Survey
Häftad, Engelska, 2021
201 kr
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Report on the Geological Formations of Eastern Albert and Westmoreland Counties, New Brunswick, and of Portions of Cumberland and Colchester Counties, Nova Scotia [microform]
R. W. (Robert Wheelock) Ells, Geological and Natural History Survey
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Geology and Mineral Resources of New Brunswick [microform]
R. W. (Robert Wheelock) Ells, Geological Survey Of Canada
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Marl Deposits in Ontario, Quebec, New Brunswick and Nova Scotia [microform]
R. W. (Robert Wheelock) Ells
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Report on the Geology of Southern New Brunswick [microform]
L. W. (Loring Woart) Bailey, G. F. (George Frederick) Matthew, R. W. (Robert Wheelock) Ells
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161 kr
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]
R. W. (Robert Wheelock) Ells, Henry M. (Henry Marc) Ami, Geological Survey Of Canada
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Palaeozoic Outliers in the Ottawa River Basin [microform]
R. W. (Robert Wheelock) Ells, Royal Society of Canada
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Physical Features and Geology of the Route of the Proposed Ottawa Canal Between the St. Lawrence River and Lake Huron [microform]
R. W. (Robert Wheelock) Ells, Alfred E. (Alfred Ernest) Barlow, Royal Society of Canada
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162 kr
Minerals Resources of Canada [microform]
R. W. (Robert Wheelock) Ells, Geological Survey Of Canada
Häftad
176 kr
Report on the Geology and Natural Resources of the Area Included in the Map of the City of Ottawa and Vicinity [microform]
R. W. (Robert Wheelock) Ells, Henry M. (Henry Marc) Ami, Geological Survey Of Canada
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176 kr