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11 St. 59 Min, 2 Nov 1914 Jahr - The Observatory began using cameras
Beschreibung:
The new technology brought a new sense of accuracy to the astronomers' work
Zugefügt zum Band der Zeit:
History of McCormick Observatory
By
Mickayla Mabe
7 Feb 2018
0
0
302
Datum:
11 St. 59 Min, 2 Nov 1914 Jahr
Jetzt
~ 109 years ago
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