- Hobby Gas Turbines
 - Introduces the hobby of collecting aerospace units, homebuilt stationary and auxilary power units, and turbines used in model aircraft. - Small Gas Turbines
- Features photographs of engines in operation, stripped down, and fitted to model aircraft.
- TurboJer
- Features photographs of a collection of engines mounted on lawn mowers, tractors, model cars, and ultralites. Included are details of some working model steam engines.
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