“Double Scotch” Scotch Yoke Steam Engine

“Double Scotch” Scotch Yoke Steam Engine

Craftsman: Roger Butzen

Knapp Collection #: 763

Catalog #: 2024.5.9

Contributor: Paul Knapp

This “Double Scotch,” Scotch Yoke steam engine was built in the mid-1990s by Roger Butzen.

“Fill In” Steam Engine

“Fill In” Steam Engine

Craftsman: Birk Petersen

Catalog #: 2016.15.16

Donor: Mark Petersen

This one-cylinder vertical steam engine with a red flywheel was built by Birk as a “fill-in” project between other pieces.

“First of 2012” Steam Engine

“First of 2012” Steam Engine

Craftsman: Birk Petersen

Catalog #: 2016.15.47

Donor: Mark Petersen

This was the first steam engine that Birk built in 2012, hence the name. It’s a 2-cylinder marine type engine with crankshaft on the bottom.

“Iron Maiden” Steam Traction Engine

“Iron Maiden” Steam Traction Engine

Craftsman: Stephen J. King

Knapp Collection #: 242

Catalog #: 2011.27.23

Contributor: Paul Knapp 

The “Iron Maiden” steam traction engine is a reversible double acting engine with a .4-inch bore, 1.25-inch stroke, and a 25:1 drive ratio with a clutch.

2-Cylinder Oscillating Steam Engine

2-Cylinder Oscillating Steam Engine

Craftsman: Les Cade

Catalog #: 2011.4.10

Donor: Les Cade

The 2-cylinder, double-acting, reversible V-twin oscillating steam engine was machined from bar stock using Sherline miniature machine tools.

2-Cylinder Reversible Marine Steam Engine

2-Cylinder Reversible Marine Steam Engine

Craftsman: Jack Randall

Catalog #: 2018.18.2

Donor: Katherine Randall

This 2-cylinder reversible marine steam engine is capable of running in either direction. It was built from a casting kit.

2-Cylinder Vertical Steam Engine

2-Cylinder Vertical Steam Engine

Craftsman: Alphonse C. Vassallo

Knapp Collection #: 228

Catalog #: 2009.9.33

Contributor: Paul Knapp 

Stuart Models provided the castings for this model D10 vertical steam engine. The engine is 8.5″-long, 5″-wide, 6″-high, and weighs 4.5 lbs.

3/4″-Scale Live Steam 4-6-4 Locomotive 

3/4″-Scale Live Steam 4-6-4 Locomotive 

Craftsman: Robert Earl "Toby" Rutherford

Catalog #: 2015.19.1 

Contributor: Don Rutherford 

Toby Rutherford built this coal burning steam engine from scratch using plans by Martin S. Lewis of “Little Engines.”

8-Pound Baby Engine

8-Pound Baby Engine

Craftsman: Birk Petersen

Catalog #: 2016.15.29

Donor: Mark Petersen

This “8-Pound Baby” engine was built from plans in a 1947 issue of Popular Science magazine.

Bimba Steam Engine

Bimba Steam Engine

Craftsman: Birk Petersen

Catalog #: 2016.15.1a

Donor: Mark Petersen

This steam engine was designed using a Bimba air cylinder for the cylinder and piston.

Bing Toy Model Steam Engine

Bing Toy Model Steam Engine

Craftsman: Gebruder Bing Nurnberg

Catalog #: 2014.38.1

Contributor: Craig Libuse

Live steam powers this single-cylinder vertical steam engine to spin a flywheel that could be used to run a belt to power other toy equipment.

Bottle Washing Engine

Bottle Washing Engine

Craftsman: Birk Petersen

Catalog #: 2016.15.32

Donor: Mark Petersen

In this clever invention, a steam engine drives a bottle brush in and out of a bottle neck for cleaning.

Brass Horizontal Steam Engine

Brass Horizontal Steam Engine

Craftsman: Birk Petersen

Catalog #: 2016.15.117

Donor: Mark Petersen

Birk Petersen built this small brass single-cylinder horizontal steam engine, including all the castings. Mr. Petersen created a vast array of projects over his lifetime, ranging from miniature engines to hand-cranked animations and more. He built functional miniatures like a 1/3 scale Gatling gun or a 1/4 scale Case steam tractor, but he also built […]

Brass Single-Cylinder Horizontal Steam Engine

Brass Single-Cylinder Horizontal Steam Engine

Craftsman: Unknown; Restored by Tom Boyer

Catalog #: 2011.11.2

Donor: Joe Kunkler

The engine is a horizontal steam engine with an overdriven geared flywheel. We decided to expose the flywheel so observers could see how it works.

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Presented by The Joe Martin Foundation for Exceptional Craftsmanship