Jan Steen
(1626 - 1679) 
 

Jan Havickszoon Steen was a Dutch Golden Age painter, one of the leading genre painters of the 17th century. His works are known for their psychological insight, sense of humour and abundance of colour. Their satire also mocks the behavior and attitudes of the Dutch bourgeoisie.

https://en.wikipedia.org/wiki/Jan_Steen

The Alchemist
ca. 1668 – 167
Oil on canvas
32.5 x 26.9 cm
Städel Museum, Frankfurt am Main, Germany
https://sammlung.staedelmuseum.de/en/work/a-goldsmith-melting-down-a-womans-jewellery-in-the-presence

 Mattheus van Helmont
(1623 - 1679)
 

Mattheus van Helmont was a Flemish painter specialized in genre scenes of interiors and village scenes. His style and subject matter were influenced by the work of David Teniers the Younger and Adriaen Brouwer. His preferred subjects were peasant feasts, wedding celebrations, drinkers and alchemists. He developed his own personal style towards the final phase of his career. He spent most of his active life in Antwerp but moved to Brussels later.

https://en.wikipedia.org/wiki/Mattheus_van_Helmont

An Alchemist at Work

1600s
Oil on canvas
109.2 x 149.9 cm
The Science History Institute, Philadelphia, US.
https://digital.sciencehistory.org/works/f7623d391 

 Thomas Wijck
(1616 - 1677)
 

Thomas Wijck (also Thomas Wijk, or Thomas Wyck) was a Dutch painter of port views and genre paintings.

https://en.wikipedia.org/wiki/Thomas_Wijck

The Alchemist
c. 1660
Oil on panel
43.6 x 38 cm

Staatliches Museum Schwerin, Germany
Rijksmuseum, Amsterdamhttps://www.museum-schwerin.de/wiedereroeffnung/

 Cornelis Bega
(1631 - 1664)
 

Cornelis Pietersz Bega, or Cornelis Pietersz Begijn was a Dutch Golden Age painter and engraver.

https://en.wikipedia.org/wiki/Cornelis_Pietersz_Bega

The Astrologer

1663
Oil on wood
36.9 x 29.6 cm
The National Gallery, London
https://www.nationalgallery.org.uk/paintings/cornelis-bega-an-astrologer 

 Vermeer
(1632 - 1675)
 

Johannes Vermeer  was a Dutch painter who specialized in domestic interior scenes of middle-class life. He is considered one of the greatest painters of the Dutch Golden Age. During his lifetime, he was a moderately successful provincial genre painter, recognized in Delft and The Hague. He produced relatively few paintings, primarily earning his living as an art dealer. He was not wealthy; at his death, his wife was left in debt.

https://en.wikipedia.org/wiki/Johannes_Vermeer

The Astronomer
circa 1668
Oil on canvas
50 x 45 cm
Louvre, Paris
https://collections.louvre.fr/ark:/53355/cl010064324

 Olivier van Deuren 
(1666 - 1714)

Olivier van Deuren or Olivier Pietersz. van Deuren; Olivier van Dueren; Olivier van Durren  was a painter from the Dutch Republic.

https://en.wikipedia.org/wiki/Olivier_van_Deuren

A Young Astronomer
1685
Oil on canvas
15,3 x12,7 cm
National Gallery, London
https://www.nationalgallery.org.uk/paintings/olivier-van-deuren-a-young-astronomer

 Ferdinand Bol
(1616 - 1680)
 

Ferdinand Bol was a Dutch painter, etcher and draftsman. Although his surviving work is rare, it displays Rembrandt's influence; like his master, Bol favoured historical subjects, portraits, numerous self-portraits, and single figures in exotic finery.

https://en.wikipedia.org/wiki/Ferdinand_Bol

An Astronomer
1652
Oil on canvas
127 x 135 cm
National Gallery, London
https://www.nationalgallery.org.uk/paintings/ferdinand-bol-an-astronomer