F. G. Eyck

F. G. Eyck most likely refers to Jan van Eyck, the Early Netherlandish painter active in Bruges who became one of the leading figures of the Early Northern Renaissance. He is credited with perfecting oil painting techniques and is especially known for naturalistic portraits and religious works such as the Ghent Altarpiece.

Maaseik, Belgium Jan 1, 1380 Wikipedia
Early Netherlandish painting portrait painting religious art