In 1965 they began FAR part 135 scheduled flights with a Piper Aztec between Binghamton, NY and Washington National Airport D.C. operating as Commuter Airlines (CA Inc).
[1] During the next two decades the airline side of the business expanded, increasing the number of destinations served to include White Plains, LaGuardia and JFK in New York City, Newark, Boston, Wilkes Barre/Scranton, and Allentown Pennsylvania, and others.
[2] The Dumod Corporation was one of a number of companies that specialised in upgrading Beech 18s, primarily featuring a tricycle undercarriage replacement for the original tailwheel design.
[5] The Dumod Liner had a stretched fuselage allowing 15 seats, a nose wheel/tricycle undercarriage, and a triple tail similar to the Lockheed Constellation.
The aircraft slid the remaining length of the runway, over an embankment, and into approach light structures, where it subsequently caught fire and was written off.