Author
Gilpin, Edwin, 1850-1907
5
Nova Scotia. Dept. of Public Works and Mines
2
Canada. Dept. of Mines and Technical Surveys
1
Canada. Mines Branch
1
Geological Survey of Canada
1
Hind, Henry Youle, 1823-1908
1
How, Henry, 1828-1879
1
Macdonald, C. Ochiltree
1
Matheson, Trueman
1
Nova Scotia Department of Mines and Energy
1
Nova Scotia. Department of Mines and Energy
1
Nova Scotia. Dept. of Mines
1
Piers, Harry, 1870-1940
1
Weeks, Ludlow Jackson, b. 1899
1
Woodman, Joseph Edmund
1