Comprises: Ephemera printed by or on behalf of the Gehenna Press and sent to Philip Isaacson, including ephemera celebrating Baskin family events like birth announcements, 1964-1997, n.d. Ephemera (mainly catalogues and invitations) printed by third party printers, often for exhibitions of Leonard Baskin or Gehenna Press artwork, 1957-2008, n.d. Printed ephemera…