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How to Make upgrade 3V dynamo to 13V

Discover the fascinating world of creative DIY woodworking in this engaging video where we take you through the step-by-step ...
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How to make a motor or dynamo. By A.E. Watson

Cover-title: How to make a one-horse power motor or dynamo. https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001 ...