model engine running the Strange 1890's Atkinson differential, on spark ignition, single cylinder.

The above engine built from the plans in the book. . .
"How to Build the Atkinson Differential Engine"
ISBN 1878087231
There's an excellent explanation of this engine video here - • Dave Gingery's Atkinso...
www.gingerybook...
Here are some links to tools used in the build:
Soldering torch- amzn.to/2ROlW5J
Spare Propane fuel tanks- amzn.to/3xt0tjp
Small Toolmaker Parallel clamps- amzn.to/3nf66g8
Xacto Razor Saw - amzn.to/3tQ7LLQ
Oatey Paste flux- amzn.to/2QVKXLK
Thin solder - amzn.to/3xe3VhD
Prick Punch - amzn.to/2RUQP8F
Link to the Sherline Lathe I use to make many small parts - amzn.to/30O4vUp
Small center punch set - amzn.to/3esuicJ
Here is a set of 1-2-3 blocks - amzn.to/2OLVYOY
Here is a link for a 6" height gage - amzn.to/3clvMTr
Dykum layout fluid small jar - amzn.to/3exedCu
Machinist square set - amzn.to/2Ne3y4u
Granite surface plate link - amzn.to/38FXRUu
3 Inch dividers by Starret - amzn.to/3cyjbw4
Neat little book on making small steam engines - amzn.to/3bMPYP3
Hard cover color book on building your own steam model engines - amzn.to/3cuJZNR

[@aerostaraircraftsanctuary604]

That really is an unusual engine.

[@georgeheyduke2060]

Very cool indeed! 😊👌

[@gwheyduke]

thank you