File consists of records created and accumulated by Gary Runka over the course of his consultancy work for Public Works Canada for the "Potential Environmental Impact of Proposed Irrigation Pipeline Easement on Federal Lands" project in Lytton. This file was numbered as G.G. Runka Land Sense Ltd. client file #538; that client number may be seen referenced elsewhere in the G. Gary Runka fonds. The Land Sense Ltd. client files generally include records such as correspondence, contracts, invoices, project reports, publications, ephemera, memoranda, maps or map excerpts, legal documents, meeting materials, clippings, and handwritten notes. File also includes 4 accompanying aerial photographs.