Scale 1:500,000.
Coordinates: W 84⁰52ʹ--W 80⁰30ʹ/N 42⁰--N 38⁰22ʹ
Includes tables of "Oil pipe lines," "Gas storage areas," and "Gas pipe lines."
"A revision of the 1955 publication, compiled by Robert L. Alkire."
Revised.
Division of Geological Survey ; cartographic drafting by Philip Celnar.
"Base map by U.S.G.S."