1787 Chap. 0051 An Act In Addition To An Act Passed July Second, One Thousand Seven Hundred And Eighty Five, Entitled, "An Act For Repealing A Law Of This Commonwealth, Entitled," An Act Imposing Duties On Licenced Vellum, Parchment And Paper, And For Imposing Duties On Licenced Vellum, Parchment And Paper, And For Imposing Other Duties On Certain Papers, Commissions, Instruments And Processes."