COMMON BLISTERING OINTMENT.

To make the above ointment which may be used for blistering in inflammation of the lungs, bowels, &c. Take

Melt the rosin, turpentine and lard in any common vessel, and when the mixture begins to cool put in the powdered flies; mix well by stirring. Before applying the blister clip or shave the hair off and grease, rub well for ten minutes. After it has acted, grease with lard or oil.