The fonds consists of material collected and created by William "Bill" MacBride since he first came to the north in 1912. The material includes of original black and white and col. photographs, postcards, slides and textual material. The subject matter of the photographs and postcards, dated 1912 to 1967, represents many aspects of life, history and times in the Yukon and Alaska; scenic views, settlements, buildings, modes of transportation, mining, outdoor activities and various individuals. The subject of the slides, created or bought by MacBride in 1954-1955, include his travel overseas and images used as promotional material to encourage tourism to the Yukon. Textual material, 1907 to 1950, includes letters, correspondence, articles and miscellaneous papers authored or collected by MacBride. The fonds is arranged in six series: Series 1: Photographs and postcards; Series 2: Slide presentations; Series 3: Correspondence and research material; Series 4: Taku Tramway; Series 5: Miscellaneous; Series 6: Published material.