I forgot to include the Cold Propellant Estes Land Rockets (see: http://www.ninfinger.org/rockets/no...a/76est044.html ), which used the same small engines that powered their styrofoam Shrike and XS-1 Space Shuttle Cold Propellant planes.

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Black Shire--Draft horse in human form, model rocketeer, occasional mystic, and writer, see:
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