Search Results - Copperfield, Barbara

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  1. 1
    How to build a 12 volt Nicad battery charger

    How to build a 12 volt Nicad battery charger by Copperfield, David

    Published 1983
    Other Authors: “…Copperfield, Barbara…”
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  2. 2
    Build your own solar-electric panel

    Build your own solar-electric panel by Copperfield, David

    Published 1983
    Other Authors: “…Copperfield, Barbara…”
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  3. 3
    Convert your wringer washer to 12 volt

    Convert your wringer washer to 12 volt by Copperfield, David

    Published 1982
    Other Authors: “…Copperfield, Barbara…”
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