Martinus Hemskerkus Harl / E. de Boulonois fecit.
Martin Van Heemskerk, half-length portrait, standing, facing left. Illust. from: Academia des sciences et des arts ... /Isaac Bullart. Brusselle : Foppens, 1682-1695, LIV. VI., p. 435. LeBlanc, Boulonois no. 51
Gemma Frisius / Esme de Boulonois, fe.
Frisius Gemma, head-and-shoulders portrait, facing right. Illus. possibly from: Academia des sciences et des arts ... / Isaac Bullart. Brusselle : Foppens, 1695. Not listed in LeBlanc.
Ioannes Ab Eyck pictor / E. de Boulonois fecit.
Jan Van Eyck, half-length portrait, facing right. Illus. from: Académie des sciences et des arts ... / Isaac Bullart. Brusselle : Foppens, 1682-1695, Liv. VI, p. 379. LeBlanc, Boulonois no. 43
Hvbertvs Ab Eyck, Ioannis Frater, pictor / E. de Boulonois fecit.
Hubert van Eyck, half-length portrait, facing left. Public domain scan of portrait print from Library of Congress, free to use, no copyright restrictions image - Picryl description