File consists of 0.5 cm of textual records, 60.5 x 48.5 cm. File pertains to a trail map of the Lake O'Hara area created by Murray Hay. File consists of one published poster depicting a reproduced map of the trails at Lake O'Hara in Yoho National Park (British Columbia).
File consists of 0.5 cm of textual records, 60.5 x 48.5 cm. File pertains to a trail map of the Lake O'Hara area created by Murray Hay. File consists of one published poster depicting a reproduced map of the trails at Lake O'Hara in Yoho National Park (British Columbia).