Geological and natural history survey of Canada
Dawson Brothers
by Robert Bell
Dawson Brothers 1885 Geological and natural history survey of Canada
所蔵館1館
by W. Fraser Tolmie and George M. Dawson
Dawson Brothers 1884 Geological and natural history survey of Canada
所蔵館5館
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)
