Johan Hesselius

Johannes Hevelius using telescope Anonymous

Jöns Jakob Berzelius, Swedish chemist, 1830s. Anonymous

17th-Century Engraving of Johannes Hevelius Using a Sextant Anonymous

Portrait of Jan van Heussen (?) Hendrick Goltzius

Jöns Jacob Berzélius Anonymous

Count Jan (Johann) IV of Nassau and His Wife Maria, Countess of Loon and Heinsberg, ca 1530 Bernaert van Orley

Hannah Callowhill Penn c.1742 John Hesselius

Mrs. Richard Galloway, 1764 Johan Hesselius