Title taken from caption. View of Clarence F. Maynard testing his equipment near Kodiak. Identity based on fact that Maynard is the only topographer listed as part of the 1917 expedition. Photo taken during National Geographic Society expedition on...
Title taken from verso. View of helicopter and soil testing crew at work on Chandalar Shelf south of Atigun Pass in Interior Alaska, in preparation for Trans-Alaska Pipeline construction. Also from verso: "Chandalar Bench approaching Atigun Pass."...
Title taken from verso. View of soil testing and drilling crew with equipment on Chandalar Shelf in Interior Alaska, preparing for Trans-Alaska Pipeline construction, with helicopter in right background. Aug. 1970. Photographer: Steve McCutcheon....