(No. 5356

American Oil Company Incorporated, A Corporation, Claimant, vs. State of Illinois, Various State Agencies, Respondent.

Opinion filed May 11, 1971.

Gillespie, Burke and Gillespie, Attorney for Claimant.

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

Perlin, C.J.