Aso O. Tavitian grew up poor — but at age 64 he began an ‘‘explosion of buying.” Under the radar, he amassed old masters, leaving 331 to the Clark.

Hans Memling, Jan Brueghel, and Michaelina Wautier, augmented by a wunderkammer crafted from PEM’s own collection of antiquity. Through May 4. Peabody Essex Museum, 161 Essex St., Salem.

Regarding Mary represented with a red mantle: As to the red mantle worn by Our Lady -- this isn't so rare either. Rogier van der Weyden, Hans Memling, Lucas Cranach, Geertgen tot sin Jans, Jan van ...