Scale approximately 1:500,000 (W 81°07ʹ00ʺ--W 78°38ʹ00ʺ/N 41°09ʹ00ʺ--N 39°43ʹ00ʺ).
Note
Text, color panel illustration, Gulf advertisements, and ancillary map on verso: Pittsburgh and vicinity. "Official road map no. 7." "Red G road maps." "Copyrighted by the H.M. Gousha Company." Sponsored and distributed by Gulf Refining Co.