Robert G. Hoffmann making telescopes for schools, April 1957
Year:
1957
Published In:
Ann Arbor News, April 2, 1957
Caption:
TELESCOPE IN THE MAKING: Using parts of an old washing machine, Robert G. Hoffmann of 2900 Fuller Rd., grinds a mirror for one of his telescopes. The telescopes are donated to schools for use in science study.
Ann Arbor News, April 2, 1957
Caption:
TELESCOPE IN THE MAKING: Using parts of an old washing machine, Robert G. Hoffmann of 2900 Fuller Rd., grinds a mirror for one of his telescopes. The telescopes are donated to schools for use in science study.
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Robert G. Hoffmann tests out a telescope he made for the public schools, April 1957
Year:
1957
Copyright
Copyright Protected