Hanover Insurance Company v. District of Columbia497 F.2d 683 D.C. Cir.1974Check Treatment497 F.2d 683 162 U.S.App.D.C. 96 Hanover Insurance Companyv.District of Columbia 73-1476 UNITED STATES COURT OF APPEALS District of Columbia Circuit June 10, 1974 D.C.D.C., 353 F.Supp. 1249 AFFIRMED