"Mount Sampson, Jasper Park" was produced for the limited edition portfolio entitled “Canadian Drawings by Members of the Group of Seven: A Portfolio of Lithographs”, published by Rous & Mann Limited, Toronto in 1925. The title page of the portfolio (not included with this lot) reads "Of This Portfolio One Hundred copies, each print duly signed, have been printed by Rous & Mann, Limited, at their Press, 172 Simcoe Street, Toronto, Canada"