Biodiversity Heritage Library
By "Dyer, William Spafford, 1894-"
Stratigraphy and paleontology of the Credit River section, accompanied by seven plates, also insert entitled "Composite section of the rocks of the Credit River.
By: Dyer, William Spafford, - Toronto, Ont.
Publication info: [TorontoThe United Press][192-?]
Contributed by: Gerstein - University of Toronto (archive.org)