Geological and natural history survey of Canada
Dawson Brothers
by Robert Bell
Dawson Brothers 1885 Geological and natural history survey of Canada
Available at 1 libraries
by W. Fraser Tolmie and George M. Dawson
Dawson Brothers 1884 Geological and natural history survey of Canada
Available at 5 libraries
by E. Billings, J.F. Whiteaves
Dawson Brothers 1874-1906 Geological Survey of Canada / Alfred R.C. Selwyn [v. 2, pt. 1] , Geological and natural history survey of Canada
v. 2, pt. 1 , v. 3. pt. 1 , v. 3. pt. 2 , v. 3, pt. 4 (and last)