Miniature Cam Grinder
Craftsman: Ron Schindele
Knapp Collection #: 448
Catalog #: 2016.8.26
Contributor: Paul Knapp
The unique feature of Ron’s cam grinder is an indexing cog gear that automatically controls the down-feed of the grinding wheel at about .001 per revolution of the cam.
Miniature Carousel
Craftsman: Birk Petersen
Catalog #: 2016.15.70
Donor: Mark Petersen
Birk Petersen built this working miniature carousel with hand-carved wooden horses for his family.
Miniature Child’s Iron
Craftsman: Unknown
Catalog #: 2011.12.1
Donor: Dr. Francis Rigney
This miniature child’s iron was made by slave blacksmiths in the late 1700s or early 1800s. It represents “miniature engineering” under the most extreme circumstances.
Miniature Dynamo
Craftsman: Rudy Kouhoupt
Donor: Susan Alvaro
Rudy Kouhoupt built this direct current dynamo, which delivers 9 amps at 10 volts.
Miniature Kaleidoscope
Craftsman: Birk Petersen
Catalog #: 2016.15.21
Donor: Mark Petersen
This functional miniature kaleidoscope is made of wood and brass.
Miniature Solar Turbines Mobile Gas Compression Station
Craftsman: Solar Turbines
Catalog #: 2016.14.1
Donor: Alonzo Clark
This is an industrial model of a solar turbine mounted to a lowboy truck transport trailer. The model is approximately 1/8 scale.
Miniature Spark Plugs
Craftsman: Dale Detrich
Knapp Collection #: 295
Catalog #: 2011.27.43
Contributor: Paul Knapp
Dale Detrich uses Corian for the insulators in his miniature spark plugs. Due to popularity, Dale made several styles available to model engine builders.
Miniature Turbocharger
Craftsman: Frank Kurz
Knapp Collection #: 261
Catalog #: 2011.27.33
Contributor: Paul Knapp
Frank Kurz machined this small turbocharger from aluminum and steel bar stock, and he tested the turbo on a small engine, but the test results are unknown.
Miniature Violin and Case
Craftsman: Marvin Johnson
Catalog #: 2011.13.2
Donor: Ed Wright, Wright Family Trust
This miniature violin and bow in a fitted case are hardly larger than a US quarter.
Miniature Wooden Printing Press
Craftsman: Loren Scheer
Catalog #: 2023.1.3
Donor: Leslie Sayers & Lorie Phillips
Loren Scheer crafted this miniature wooden printing press. The tiny wooden press hearkens back to a time long before the digital age.
Mock-Up Revell Model Kit for Ron Bement’s ’32 Ford Hot Rod
Craftsman: Craig Augustin
Knapp Collection #: 449
Catalog #: 2016.8.27
Contributor: Paul Knapp
This mock-up Revell model kit (box art only) for Ron Bement’s ’32 Ford hot rod was designed and fabricated by Craig Augustin, of Colorado, in 2007.
NASCAR Dodge Body, Mold, and Copper Electroform
Craftsman: Michael Dunlap
Catalog #: 2008.5.1 ; 2008.5.2 ; 2008.5.3
Donor: Michael Dunlap
Included in this display is a 1/12 scale model NASCAR Dodge body, the urethane mold pulled from that body, and the electroformed copper body made inside that mold.
Open Segmented Wooden Sphere Vase
Craftsman: Eckhard Fadtke
Catalog #: 2019.17.6
Donor: Eckhard Fadtke
Eckhard Fadtke handcrafted this ornate open segmented wooden sphere vase.
Pacinotti Machine
Craftsman: Birk Petersen
Catalog #: 2016.15.72
Donor: Mark Petersen
This small Pacinotti machine can be run with an electric motor.
Pepe Gyroscopic Governor
Craftsman: Birk Petersen
Catalog #: 2016.15.51
Donor: Mark Petersen
This is a demonstration model of a gyroscopic governor called “Pepe.” The mechanism is hand cranked.
Piston from 1979 Blue Max AA/Funny Car
Craftsman: Venolia
Catalog #: 2014.36.1
Contributor: Craig Libuse
This interesting piston came from the Blue Max AA/Funny Car record run. The time of the record run was 6.02 seconds.
Polished Copper Oil Can
Craftsman: Phillip Duclos
Catalog #: 2013.50.11
Donor: George and Dorlene Root
The beautiful simplicity and fine finish on this small oil can is a great illustration of Phil Duclos’ metalworking skill.
Puddle Weld Sculptures
Craftsman: Peter Renzetti
Catalog #: 2018.37.1 ; 2018.37.2 ; 2018.37.3
Donor: Peter Renzetti
To create his sculptures, Peter Renzetti used a jeweler’s oxy-acetylene torch to build melted puddles of welding rod drop on top of drop.
Rectilinear Demonstration Model
Craftsman: Birk Petersen
Catalog #: 2016.15.79
Donor: Mark Petersen
Birk Petersen built this hand-cranked rectilinear demonstration model.
Showing 20 of 102 exhibits.