In 1941 Summit Aeronautical Corp was testing and developing HM-5 two-seat cabin monoplane designed by Howell Miller and built by Vidal process (molding under fluid pressure), for which company held license from Aircraft Research Corporation. War production of other items then supervened.
Only one was built, NX25332, the design evolving into 1940 Westfield.
Engine: 75hp Continental A-75
Windspan: 28’0″
Length: 22’0″
Max speed: 142 mph
Stall: 38 mph
Seats: 2
Undercarriage: retractable
All Aero 