Report of Mr. Henry G. Vennor on the geology of Hastings County, Ontario
Contributors: Tyrrell, Joseph Burr, 1858-1957 (autograph); Geological Survey of Canada.
Publisher: Dawson Bros.
Published: 1870
Place of publication: Montreal
Language: eng
Number of pages: 31
Subjects: Geology -- Ontario -- Hastings (County)
Notes: At head of title: Geological Survey of Canada.

With the autograph of J.B. Tyrrell.