Pennsylvania Statutes Title 36 P.S. Highways and Bridges § 1334. Route 360. From Coatesville to the Maryland State line

Beginning at the city line of Coatesville; thence, by way of Ercildoun and Doe Run, to Unionville; thence over State highway route number two hundred and seventy-three  1 to Kennett Square; thence over State highway route number one hundred and thirty-one  2 to Barnsley, in East Nottingham township, Chester County; thence southwardly, passing through Chrome, to a point on the boundary line between the State of Pennsylvania and the State of Maryland.