WINTERTHUR—On Saturday, April 12, the Winterthur Library invites visitors to explore the intersection of history, art, and personal expression at its “Art Book Open House: Tattooable Edition.”  This special event, held from 10:00 a.m. to 12:00 p.m., offers a rare chance to explore tattoo-inspired designs from the library’s world-renowned collection. The event’s centerpiece is a pair of 19th-century tattoo flash books, created …