Report. Report upon construction and maintenance of roads, bridges, and trails, Alaska [fiscal year 1925, pt. 2, with title, report upon construction and maintenance of military and post roads, bridges, and trails, and of other roads, tramways, ferries, bridges, trails, and related works in Alaska, 21st annual report, [fiscal year] 1925: [pt. 2, Operations, with bibliography of articles on Alaskan engineering construction problems]; Board of Road Commissioners for Alaska [in charge].

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