84 A.2d 303 Genkinger v. New Castle, Appellant. Supreme Court of Pennsylvania.September 26, 1951. November 15, 1951. Municipalities — Powers — Ordinances — Non-conformity with enabling statutes — Third class cities — Retirement system — Councilman interested in ordinance — Invalidity — Act of May 23, 1945, P. L. 903. 1. Municipalities are not sovereigns; […]