This FRIDAY one of the tribe Lesley Mitchell will be doing a free workshop at Chemical Heritage Foundation Thinking about participating in the RiTUAL. open call? Here's a chance to get some experience with book forms and paper marbling.

The workshop is free.

Located in Philadelphia, the Chemical Heritage Foundation is a non-profit organization dedicated to the history of chemistry. CHF's museum, which is free and open to the public, explores chemistry's contributions to modern life. In addition to its collections and library, CHF is also home to the Center for Contemporary History and Policy, where scholars lend historical perspective to current scientific issues.