Catalog

an inquiry into the effects of irrigation development on local state and national economy as demonstrated by the Yakima Valley and other irrigated areas in Washington June 1936

An inquiry into the kind amount and utilization of the resources of the Cascade mountains of Washington as delimited by the boundaries of the Snoqualmie Wenatchee Columbia Chelan and Mount Baker National Forests

An inquiry as to economic feasiblity of building a tunnel through the Cascade range in Washington for rail and vehicular traffic as proposed by the late Brigadier General H F[!] Chittenden