vi, 33 pp. illustrated with map and figures plus 10 pp. of b&w photo plates. Consists of: "Fungal Filaments in a Devonian Limestone From Alberta.", "Petrified Logs of Cupressonpxylon From the West Shore of Chilko Lake, British Columbia.", and "A Revision of the Devonian Coral Genus Synaptophyllum Simpson." In green printed card covers. From the collection of P. S. Warren, with his signature at the top of the front cover.