Sixtymile and Ladue rivers area, Yukon
By: by W. E. Cockfield.
Series: Canada. Geological Survey. Memoir 123. no. 105, Geological series
Publisher: Thomas Mulvey, printer
Published: 1921
Place of publication: Ottawa
Language: eng
Number of pages: 60
Subjects: Geology -- Yukon Territory
Notes: Published also as thesis (Ph. D.) Princeton University, 1918.