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Charles A. Spencer (mar 30, 1850 – jul 18, 1850)
Description:
Charles A. Spencer was an American that had built great optical equipment and founded a industry around this time.
Added to timeline:
Microscope
By
Grace
2 Nov 2017
0
0
566
Date:
mar 30, 1850
jul 18, 1850
~ 3 months and 20 days
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