Miniature Engineering Museum:
Wall Junior, Elmer's First Junior Two Stroke Tether Boat Engine #0, Early 1920s
Miniature Engineering Museum:
Wall Junior, Elmer's First Junior Two Stroke Tether Boat Engine #0, Early 1920s
Miniature Engineering Museum:
Wall Junior, Elmer's First Junior Two Stroke Tether Boat Engine #0, Early 1920s
Miniature Engineering Museum:
Wall Junior, Elmer's First Junior Two Stroke Tether Boat Engine #0, Early 1920s
Miniature Engineering Museum:
Wall Wizard, Rotary Valve Engine by Elmer Wall, Chicago IL, 1928
Miniature Engineering Museum:
Wall Wizard, Rotary Valve Engine by Elmer Wall, Chicago IL, 1928
Miniature Engineering Museum:
Wall Wizard, Rotary Valve Engine by Elmer Wall, Chicago IL, 1928
Miniature Engineering Museum:
Wall Wizard Rotary Valve Engine by Elmer Wall, Chicago IL, 1928
Miniature Engineering Museum:
Wall Junior, Water Cooled 2-Stroke Tether Boat Engine, 1930's
Miniature Engineering Museum:
Wall Junior, Water Cooled 2-Stroke Tether Boat Engine, 1930's
Miniature Engineering Museum:
Wall Junior, Water Cooled 2-Stroke Tether Boat Engine, 1930's
Miniature Engineering Museum:
Wall Junior, Water Cooled 2-Stroke Tether Boat Engine, 1930's
Miniature Engineering Museum:
Early 1900's Spark ignition Water Cooled 4 Stroke with Water Pump
Miniature Engineering Museum:
Early 1900's Spark ignition Water Cooled 4 Stroke with Water Pump
Miniature Engineering Museum:
Early 1900's Spark ignition Water Cooled 4 Stroke with Water Pump
Miniature Engineering Museum:
Early 1900's Spark ignition Water Cooled 4 Stroke with Water Pump
Miniature Engineering Museum:
BENTLEY BR2 FIRST FLIGHT DECEMBER 4, 2009
Miniature Engineering Museum:
BENTLEY PRE-FLIGHT TUNE-UP AND FIRST FLIGHT, DECEMBER 4, 2009
Miniature Engineering Museum:
RimFire Viper Z3-6 Igniter and a TIC
Miniature Engineering Museum:
Elmer Wall's First "Feather Weight" Aero Engine, Chicago IL, circa 1920s
Miniature Engineering Museum:
Elmer Wall's First "Feather Weight" Aero Engine, Chicago IL, circa 1920s
Miniature Engineering Museum:
PRATT Whitney R-985 in Quarter Scale by Paul Knapp
Miniature Engineering Museum:
PRATT Whitney R-985 in Quarter Scale by Paul Knapp
Miniature Engineering Museum:
PRATT Whitney R-985 in Quarter Scale by Paul Knapp
Miniature Engineering Museum:
Wall Junior Tether Boat Engine With Rear Rotary Disk Crankcase Induction, circa early 1920s
Miniature Engineering Museum:
Wall Wizard, 46 cc Four Stroke Twin, by Elmer Wall, circa 1930s
Miniature Engineering Museum:
Wall Wizard, 46 cc Four Stroke Twin, by Elmer Wall, circa 1930s
Miniature Engineering Museum:
RimFire Spark Plugs by Paul Knapp, AZ, circa 1990s
Miniature Engineering Museum:
Schroeder 09 Model Airplane Engine #01 by Roger Schroeder, 1974
Miniature Engineering Museum:
Mercedes Benz DB 603 V 12 by Hubert Schillings, Germany, date unknown
