Johann Abraham Ihle, German astronomer (d. 1699)
Johann Abraham Ihle (14 June 1627 – c.1699) was a German amateur astronomer who discovered the first known globular cluster, M22, on 26 August 1665 while observing Saturn in Sagittarius.
1627Jun, 14
Johann Abraham Ihle
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Battle of Oliwa
The Polish-Lithuanian Commonwealth Navy has its greatest and last victory in the Battle of Oliwa.