Filon Exploration Corporation, Unknown Location No description specified. 1-2 (2 Records) Documents Archeological Survey of Proposed Well Locations Federal 21 #1, Federal 19a #1, and Navajo Allotted 26#1, Conducted for Filon Exploration Corporation (1976) Archeological Survey of Proposed Well Navajo Allotted 25#1 Conducted for Filon Exploration Corporation (1976)