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Largest Refractor in the world is built (1 ottob 1892 anni – 1 magg 1897 anni)

Descrizione:

At this time the current largest refractor was 36" but George Ellery Hale developed the new telescope with the help of Yerkes. The telescope remains the Largest Refractor in the world.

Aggiunto al nastro di tempo:

Technology timeline of astronomy

ByHunter
13 feb 2020
0
0
206

Data:

1 ottob 1892 anni
1 magg 1897 anni
~ 4 years and 6 months
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