11. Federal-State-private cooperative snow surveys for Alaska; [prepared by T. G. Freeman]. Bookmark SuDoc number: A 57.46/13:(date)
12. Snow surveys and water supply outlook for Alaska; [prepared by Arthur G. Crook]. Bookmark SuDoc number: A 57.46/13:(date)
13. Snow surveys and water supply outlook for Alaska; [prepared by Arthur G. Crook]. Bookmark SuDoc number: A 57.46/13:(date)