Hand-cranked toothbrush

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Seems like a good (re)MAKE – a hand cranked tooth brush from Popular Science 1944 – Link.

2 thoughts on “Hand-cranked toothbrush”

Pekar says:

June 28th, 2006 at 10:25 am

hmm?
maybe like this-
http://www.flickr.com/photos/47642593@N00/177120023/

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current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...