Gonzales Coques
(1614 - 1684)
 

Gonzales Coques was a Flemish painter of portraits and history paintings. Because of his artistic proximity to and emulation with Anthony van Dyck he received the nickname de kleine van Dyck (the little van Dyck). Coques was also active as an art dealer.

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

 The Astronomer and his Wife
circa 1648–1650
oil paint on panel
40.5 cm × 54.5 cm
Musée des Beaux-Arts de Strasbourg
https://musees-strasbourg.skin-web.org/fr/document/l-astronome-et-sa-femme/5ee338d7461cda28a3ab1c83?q=coques&pos=3&pgn=0

 Gerrit Dou
(1613 - 1675)

Gerrit Dou, also known as Gerard Douw or Dow, was a Dutch Golden Age painter, whose small, highly polished paintings are typical of the Leiden fijnschilders. He specialised in genre scenes and is noted for his trompe-l'œil "niche" paintings and candlelit night-scenes with strong chiaroscuro. He was a student of Rembrandt.

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

Scholar Interrupted at His Writing
1635
Oil on oval panel
24.5 x 20 cm
The Leiden collection
https://www.theleidencollection.com/artwork/a-scholar-interrupted-at-his-writing/

Adriaan de Lelie
(1755 - 1820)
 

Adriaan de Lelie was a Dutch painter. Born in Tilburg, De Lelie was a pupil of A. Peeters, a painter of tapestries and ornaments, and afterwards of Andreas Bernardus de Quertenmont in Antwerp. He made copies of many portraits by Rubens and van Dyck in Düsseldorf, and also of historical pictures by Italian and Dutch masters. On the advice of Professor Camper, he established himself in Amsterdam.

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

The Art Gallery of Jan Gildemeester Jansz
1794-95
Oil on panel
63.7 x 85.7 cm
Rijksmuseum, Amsterdam
https://www.rijksmuseum.nl/en/collection/object/The-Art-Gallery-of-Jan-Gildemeester-Jansz--01a1742c9b17d32c1e8b27d0827aac5a
14/7

The man kneeling in the right foreground is the artist Adriaan de Lelie himself

 Hendrik Heerschop 
1626 - 1690

Hendrik Heerschop was a Dutch Golden Age painter.

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

The Architect
1672
Oil on Wood
54,9 x 44,6 cm
Staatliches Museum, Schwerin

 Adriaen van Ostade 

(1610 - 1685)

Adriaen van Ostade (baptized as Adriaen Jansz Hendricx) was a Dutch Golden Age painter of genre works, showing the everyday life of ordinary men and women.
 
https://en.wikipedia.org/wiki/Adriaen_van_Ostade

The Teacher (1662)

1964

Oil on panel

40 x 32.5cm

 Louvre, Paris, France

https://collections.louvre.fr/en/ark:/53355/cl010062479

 Velázquez
(1599 - 1660)

Diego Rodríguez de Silva y Velázquez was a Spanish Baroque painter, the leading artist in the court of King Philip IV of Spain and Portugal, and of the Spanish Golden Age. He is generally considered one of the greatest artists in the history of Western art.

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

The Spinners / The Fable of Arachne
1655 - 1660
Oil on Canvas
220 × 289 cm
Museo del Prado, Madrid
https://www.museodelprado.es/en/the-collection/art-work/the-spinners-or-the-fable-of-arachne/3d8e510d-2acf-4efb-af0c-8ffd665acd8d

Charles Frederic Ulrich
(1858 - 1908)
 

Charles Frederic Ulrich was an American Realist painter who spent most of his career in Germany. He is best known for his genre scenes of working-class people.

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

The Glass Engraver
1883
Oil on panel
54.6 x 66 cm
Crystal Bridges Museum of American Art, Bentonville, Arkansas, 2006.97
https://crystalbridges.org/artworks/2006-97