Workshop of Robert Campin – Annunciation Triptych (Merode Altarpiece) – Netherlandish – The Metropolitan Museum of Art https://www.metmuseum.org/art/collection/search/470304
Marking: Arms (central panel, left window): D’or au chevron de sable charge sur sa pointe d’une chaine de quatre chainons d’argent elle meme placee en chevron. For Ingelbrechts (Ingelbrechts or Ymbrechts) of Malines and Spain
Gazette des beaux-arts, 6th ser., 55 (March 1960). pp. 177–78, fig. 2 (x–ray