Petrographical differentiation of certain dykes of the Rainy Lake region
By: by Andrew C. Lawson ; with analyses by F.T. Shutt
Contributors: Shutt, Frank T. 1859-1940
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 24802; CIHM/ICMH microfiche series -- no. 24802
Publisher: s.n.
Published: 1891
Place of publication: [S.l
Language: eng
Format: Microform
Number of pages: 11
Subjects: Dikes (Geology) -- Ontario.; Geology -- Ontario.; Dykes (Géologie) -- Ontario.; Géologie -- Ontario.; Rainy Lake region (Ont. and Minn.).; Pluie, Région du lac à la (Ontario et Minnesota).
Notes: Caption title.

"From the American Geologist, March, 1891."

Filmed from a copy of the original publication held by the Library, Geological Survey of Canada. Ottawa : Canadian Institute for Historical Microreproductions, 1981.

p. [153]-164 : ill. ; 25 cm.