Douglas R Pratt

Douglas R Pratt is the author of books such as Basics Of Model Rocketry.

Books by Douglas R Pratt

Basics Of Model Rocketry

Basics Of Model Rocketry

The Beginner's Guide To Flying Electric-Powered Airplanes

The Beginner's Guide To Flying Electric-Powered Airplanes

Advanced Guide To Radio Control Sport Flying

Advanced Guide To Radio Control Sport Flying

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Beginner's Guide To Radio Control Sport Flying