[time-nuts] Anybody have suggestions for time related science fair projects?
Mike Feher
mfeher at eozinc.com
Sat May 12 11:15:48 EDT 2018
How about a Stroboscope? -
Mike B. Feher, N4FS
89 Arnold Blvd.
Howell NJ 07731
848-245-9115
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