Fonds consists of records created and collected by William O. Field during to glacier study, research and travels in the Canadian Rockies and area. I. CR files : [Canadian Rockies series], 1919-1989, 110 files and 13 volumes of textual records and ca.275 files of photographs. Textual records include diaries, notebooks and files for 1948, 1949 and 1953. Photographs include ca.5800 prints, ca.325 negatives and 4 photograph albums in annual files for years 1919 to 1927 and 1948, 1949 and 1953. II. Reports, before 1980. III. Resources, 1902-1985, consists of photographs, maps and textual volume collected by Field for research use. IV. Display photographs, 1885-1953.