Suzanne Deltoff No description specified. 1-2 (2 Records) Documents Archaeological Clearance Survey of One Lateral & Five Tie-Ins Conducted for Northwest Pipeline Corporation (1977) Archeological Investigations Undertaken To Mitigate Damage To Sites Enm 10177, Enm10178, and Enm10181 Located On the Block III Laterals, Navajo Indian Irrigation Project (1976)