pavilion inch refractor the pulkovo astronomical observatory saint petersburg russia
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pavilion inch refractor the pulkovo astronomical observatory saint petersburg russia |
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| navigate by keyword : academy astronomical astronomy astrophysics cloudy dome february gao height heritage indoor landmark lonely main observatory overcast pavilion petersburg pulkovo refractor russia russian saint science sciences snow telescope unesco winter wounds |
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| Pavilion 26-inch refractor of the Pulkovo astronomical observatory, february day. Saint Petersburg, Russia |
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Stockphotos.ro (c) 2024. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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