Louis Rolland Trinquesse art links 

Louis Rolland Trinquesse at the National Gallery of Art, Washington D.C.
Seated Woman Sewing, 1788

National Gallery of Canada, Ottawa  

Courtauld Institute of Art, London, UK
Young woman with a bowl and spoon

Minneapolis Institute of Arts, Minnesota  

 

Bildindex der Kunst und Architektur (in German)  
(a welcome screen is displayed for a couple of seconds before the search results appear)

 

Grove Dictionary of Art Online (excerpt)  

Union List of Artist Names (Getty Museum)  
Reference sheet with basic information about the artist and pointers to other references.