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Filter: Community of Williams Bay
| Date: | 1910 |
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| Description: | The telescope inside the dome at Yerkes Observatory. |
| Date: | 1930 |
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| Description: | Ten students sitting at their desks in the classroom at Bay Hill School. Their teacher, Alice Holloway, stands at the back holding a book. Blackboards cove... |
| Date: | 08 19 1948 |
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| Description: | Text on front reads: "Telescope with 40 in. Lens, Largest in the World. Williams Bay on Lake Geneva, Wisconsin." On reverse: "The 40 inch telescope of the ... |
| Date: | 1907 |
|---|---|
| Description: | Text on front reads: "The 40-inch telescope of the University of Chicago Yerkes Observatory, Williams Bay, Wisconsin. The object-glass has a diameter of 40... |
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