File consists of material assembled by Ilmar Kao relating to meetings held over the years with the Grand Valley Conservation Authority. Includes material relating to amalgamation of the GRCA and GRCC and to disagreement over Commission use of land. Includes Ilmar Kao's notes and analyses of shared and separate areas of operation, notes on the history of conservation in the Grand River watershed, notes of discussions at meetings, etc. Includes correspondence, meetings of minutes pulled from other files, reports, organizational charts, newspaper clipping.