Airways of America
Tyler, Poyntz
Airways of America edited by Poyntz Tyler. - New York H. W. Wilson Co. 1958. - 189 p. - The Reference shelf, v. 30, no. 6 .
Includes bibliographical references.
58012647 /L
Aeronautics, Commercial--United States.
Air traffic control--United States.
Airways of America edited by Poyntz Tyler. - New York H. W. Wilson Co. 1958. - 189 p. - The Reference shelf, v. 30, no. 6 .
Includes bibliographical references.
58012647 /L
Aeronautics, Commercial--United States.
Air traffic control--United States.