Pennsylvania Historical and Museum Commission marker for Indian carvings or petroglyphs at the Susquehanna River. From page 185 of Earl Rebman's book "Conestoga River Watershed - Outline of History, 1710 to 1973".
Pennsylvania Historical and Museum Commission marker for Safe Harbor iron works. From page 181 of Earl Rebman's book "Conestoga River Watershed - Outline of History, 1710 to 1973".