Alberta. Department of HighwaysSuper XX; By Alberta Dept. of Highways photography (YC 1259-49,50); Scale 1:12,000JPEGoai:digital.library.illinois.edu:ed691840-8a10-0137-6d99-02d0d7bfd6e4-5321engPublicStereogram No. 321 - Bow IslandImageryAlbertaCanada1966-10-06University of Illinois Urbana-Champaign