408 A.2d 1178 Louise V. Heller et al., Appellants v. Borough of South Williamsport, Appellee. Commonwealth Court of Pennsylvania.Argued November 15, 1979 December 13, 1979. Equity — Streets — Servitudes — Eminent domain. 1. The purpose of legislation providing that streets which have been laid out but not opened to or used by the public […]