(No. 6171

Gulf Oil Corporation, Acting by and through Gulf Oil Company, U.S., A Division thereof, Claimant, vs. State of Illinois, Department of Aeronautics, Respondent.

Opinion filed August 30, 1971.

Gulf Oil Corporation, Claimant, pro se.

William J. Scott, Attorney General; William E. Webber, Assistant Attorney General, for Respondent.

Perlin, C.J.