Miniature Engineering Museum: 5-Cylinder Radial Aircraft Engine by Henry Parohl, New York, circa 1960
Miniature Engineering Museum: Cox .049 Twin Model Airplane Engine by Henry Parohl
Miniature Engineering Museum: Henry Parohl 3 Cylinder Radial Engine, NY, circa 1960
Miniature Engineering Museum: Rotary Engine by Henry Parohl, NY, 1960s
Miniature Engineering Museum: Parohl 4-cycle 4-Valve Model Boat Engine by Henry Parohl, 1950s
Miniature Engineering Museum: Cox .09 X 2 Cylinder Tee Dee Race Engine Designed and Built by Henry Parohl
Miniature Engineering Museum: Cox .049 size and .09 Racing Engines Built by Henry Parohl
Miniature Engineering Museum: Two Cylinder Tether Boat Engine by Henry Parohl, 1960s
Miniature Engineering Museum: Edwards Radial, Denver International Airport, 2006
Miniature Engineering Museum: Technopower and Powermax Engines, Denver International Airport, 2006
Miniature Engineering Museum: Nuovo Green Dragon, JPX Jet, Denver International Airport, 2006
Miniature Engineering Museum: MEM Model Engine Display, WEME Show at Goodguys, Pleasanton CA, 2013
Miniature Engineering Museum: Parohl 5 Cylinder Radial Engine (Rear View)
Miniature Engineering Museum: Cox .09 Twin by Henry Parohl, U.S. 1960s (front view)
Miniature Engineering Museum: Parohl 3-Cylinder Radial
Miniature Engineering Museum: Parohl 30cc Tether Boat Marine Engine designed and built by Henry Parohl, N.Y. circa 1934
Miniature Engineering Museum: Parohl 30cc Tether Boat Marine Engine designed and built by Henry Parohl, N.Y. circa 1934
Miniature Engineering Museum: Parohl 30cc Tether Boat Marine Engine designed and built by Henry Parohl, N.Y. circa 1934
Miniature Engineering Museum: Parohl 30cc Tether Boat Marine Engine designed and built by Henry Parohl, N.Y. circa 1934
Miniature Engineering Museum: Cox .049 Twin Racing Engine Built by Henry Parohl
Miniature Engineering Museum: Cox .049 Twin Racing Engine Built by Henry Parohl