Exhibits

International Harvester Stationary Engine

International Harvester Stationary Engine

Craftsman: Everett Kroll

Knapp Collection #: 150

Catalog #: 2011.27.9

Contributor: Paul Knapp 

A 1/4 scale model International Harvester hopper-cooled stationary Hit N’ Miss engine.

Isuzu-Morita Hose Cart Truck 

Isuzu-Morita Hose Cart Truck 

Craftsman: Tom Showers

Catalog #: 2012.39.1 

Donor: John Ackerman 

This 1/32 scale Isuzu-Morita fire truck is a hose tender with two hose carts. The model was scratch-built from plastic kit parts, balsa and bass wood.

J E Special Tether Car 

J E Special Tether Car 

Craftsman: Doug Parker

Knapp Collection #: 578

Catalog #: 2019.10.5

Contributor: Paul Knapp

The J E Special tether car was designed and built by Doug Parker as a tribute to John Ellis; an accomplished tether car builder, racer, and engine designer/builder.

Jemma 7-Cylinder Radial Airplane Engine

Jemma 7-Cylinder Radial Airplane Engine

Craftsman: Charles “Chuck” Harty

Knapp Collection #: 526

Catalog #: 2017.27.11

Contributor: Paul Knapp 

Built from construction articles in Strictly IC Magazine, the engine is machined completely from bar stock; there are no castings. It is about 9-inches in diameter and 8-inches long.

JEMMA 7-Cylinder Radial Engine

JEMMA 7-Cylinder Radial Engine

Craftsman: Bob Haagenson

Knapp Collection #: 358

Catalog #: 2013.53.2

Contributor: Paul Knapp

The JEMMA 7-cylinder radial engine is 13”-long, 9”-wide, 10”-high, and weighs 11 lbs. 6 oz. It has a bore of .750 and stroke of .800.

Jenno 14 Single-Cylinder Model Airplane Engine

Jenno 14 Single-Cylinder Model Airplane Engine

Craftsman: Larry Jenno

Knapp Collection #: 194

Catalog #: 2008.16.38

Contributor: Paul Knapp

Larry Jenno’s first homemade engine is this .14 cubic inch, single-cylinder, two-cycle model airplane engine. The engine is 3″-long, 2″-wide, 3″-high, and weighs 8 oz.

John .060 V-Twin Model Engines (Glow and Diesel) 

John .060 V-Twin Model Engines (Glow and Diesel) 

Craftsman: Jan Garcic 

Knapp Collection #: 572, 573 

Catalog #: 2019.10.1 

Contributor: Paul Knapp 

These John .060 V-twin model engines were produced in very low quantities. Mr. Garcic geared together two of his .030 single-cylinder engines to produce these .060 “V” style twins.

John Deere Type “E” 1-1/2 HP Stationary Engine

John Deere Type “E” 1-1/2 HP Stationary Engine

Craftsman: Dettmar Industries

Knapp Collection #: 148

Catalog #: 2008.10.46

Contributor: Paul Knapp

This is a gasoline burning stationary (hit-n’-miss) engine with a 1.8-inch bore and 2-inch stroke, enclosed crankcase, and a make-and-break ignition system.

Johnson F1 Model Outboard With .65 OS engine

Johnson F1 Model Outboard With .65 OS engine

Craftsman: AMPS

Catalog #: 2013.49.6

Contributor: Daniel "Buzz" Brunkow

Included here are a Johnson F1 with a .65 OS engine (left), an Evinrude F1 with a .45 OS engine (center), and a Mercury EFI F1 with a .45 K&B powerplant (right). 

JPX-T240 Turbojet Model Aircraft Engine

JPX-T240 Turbojet Model Aircraft Engine

Craftsman: Vibraye

Knapp Collection #: 46

Catalog #: 2009.9.05

Contributor: Paul Knapp 

By 1992, commercially available miniature jet engines like this JPX-T240 began to appear on the market. This engine burns propane fuel and can produce up to 13 pounds of thrust.

JT 1800 9-Cylinder Radial Model Airplane Engine

JT 1800 9-Cylinder Radial Model Airplane Engine

Craftsman: John V. Thompson

Knapp Collection #: 145

Catalog #: 2008.10.43

Contributor: Paul Knapp

This 9-cylinder radial engine weighs 28 pounds and has a 1.25-inch (32 mm) bore and a 1-inch (24.8 mm) stroke with a total displacement of 10.8 cu. in. (180 cc).

Jupiter 220 2-Cylinder Opposed Airplane Engine

Jupiter 220 2-Cylinder Opposed Airplane Engine

Craftsman: Farger & Joosten

Knapp Collection #: 68 

Catalog #: 2009.9.08

Contributor: Paul Knapp 

The Jupiter 220 2-cylinder opposed model airplane engine was manufactured by Farger & Joosten. The engine is 9”-long, 11”-wide, and 6”-high.  

Justrite Brass Caver/Miner Carbide Lamp

Justrite Brass Caver/Miner Carbide Lamp

Craftsman: Justrite

Catalog #: 2013.31.6

Donor: Owen Cade

This is a small Justrite brass caver’s lamp. The headlamp was designed to be worn by cavers and miners.

K-35 Single-Cylinder, Two-Cycle Model Airplane Engine

K-35 Single-Cylinder, Two-Cycle Model Airplane Engine

Craftsman: Fred Kunze

Knapp Collection #: 167

Catalog #: 2008.16.24

Contributor: Paul Knapp

Fred Kunze constructed and sold 39 of his model K-35 airplane engines. The K-35 has a 13/16-inch bore, 3/4-inch stroke, and burns methanol on glow ignition.

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