Seidel ST 726 7-Cylinder Radial Model Aircraft Engine

Seidel ST 726 7-Cylinder Radial Model Aircraft Engine

Craftsman: Wolfgang Seidel

Knapp Collection #: 55

Catalog #: 2008.10.15

Contributor: Paul Knapp

The ST 726 weighs approximately 16 pounds. It burns methanol with castor oil mixed in for lubrication, and swings a 32-12 propeller at 4,500 rpm.

Shay Locomotive

Shay Locomotive

Craftsman: Theodore Carder

Catalog #: 2021.11.6

Donor: Susi Trumbo

This scale model Shay locomotive has a number of working mechanisms and can run on compressed air.

Shovelnose Hydro Tether Boat With 2-Cylinder Engine

Shovelnose Hydro Tether Boat With 2-Cylinder Engine

Craftsman: Unknown

Knapp Collection #: 416

Catalog #: 2016.8.12

Contributor: Paul Knapp

This sleek looking hydro measures 11″-wide, 30.5″-long, and sports a custom built two-cylinder, two-cycle, alternate firing twin with a double throw crank.

Side Patio Dollhouse

Side Patio Dollhouse

Craftsman: Peggy Boggeln

Catalog #: 2017.24.18

Contributor: San Diego Miniature Crafters Assn.

Peggy Boggeln built this side patio dollhouse at 1/4”-scale for a class at a NAME convention.

Sikorsky VS-44A Flying Boat

Sikorsky VS-44A Flying Boat

Craftsman: Ralph Sarosi

Catalog #: 2014.14.1

Donor: Joe Bridi

This model of a Sikorsky VS-44A flying boat is painted with Catalina Airlines colors.

Silver Angel Gas Engine

Silver Angel Gas Engine

Craftsman: Birk Petersen

Catalog #: 2016.15.49

Donor: Mark Petersen

Birk’s rendition of the single-cylinder “Silver Angel” gas engine designed by Bob Shores.

Silver Angel Hit-N-Miss Engine

Silver Angel Hit-N-Miss Engine

Craftsman: Jack Randall

Catalog #: 2018.18.4

Donor: Katherine Randall

This single-cylinder, 4-cycle, air-cooled hit-n-miss engine was built by Jack Randall and designed by Bob Shores.

Silver Angel Vertical Stationary Engine

Silver Angel Vertical Stationary Engine

Craftsman: Ramon Hoagland

Knapp Collection #: 613

Catalog #: 2019.33.10

Contributor: Paul Knapp

This Silver Angel vertical stationary engine was built by Ramon Hoagland, of Colorado, in 2017.

Silver Dollar Oscillating Steam Engine

Silver Dollar Oscillating Steam Engine

Craftsman: Unknown

Catalog #: 2011.4.14

Donor: Les Cade

This “Silver Dollar” oscillating steam engine is unusual in that the flywheel is made from a bicentennial Eisenhower silver dollar.

Silver Dollar Steam Engine

Silver Dollar Steam Engine

Craftsman: Les Cade

Catalog #: 2012.31.3

Donor: Owen Cade

This Silver Dollar steam engine was originally made to be handheld over a flame for boiling water.

Silver Teapot House

Silver Teapot House

Craftsman: George & Judy Burke

Catalog #: 2019.22.9

Donor: Anthonly Burke

This one-story dollhouse is called the Silver Teapot House.

Single-Cylinder .60 Model Airplane Engine

Single-Cylinder .60 Model Airplane Engine

Craftsman: Unknown

Knapp Collection #: 346

Catalog #: 2016.8.3

Contributor: Paul Knapp

This single-cylinder air-cooled .60 size engine was machined from aluminum and steel bar stock and designed to burn methanol on spark ignition.

Single-Cylinder Brass Steam Engine

Single-Cylinder Brass Steam Engine

Craftsman: Les Cade

Catalog #: 2011.4.23

Donor: Les Cade

This single-cylinder brass engine was the first steam project produced by Les Cade.

Single-Cylinder Hit N’ Miss Engine

Single-Cylinder Hit N’ Miss Engine

Craftsman: Unknown Canadian Manual Arts Class

Catalog #: 2011.4.4

Donor: Les Cade

In the 1930s in Canada, this single-cylinder hit n’ miss engine was reportedly built by manual arts students as a class project.

Showing 20 of 1233 exhibits.

Presented by The Joe Martin Foundation for Exceptional Craftsmanship