Make a light paste of sal volatile, oil, and prepared chalk.
Rub it on the ivory with leather.
Afterwards put a little more on and leave it to dry, then brush it off with a soft brush.
Original Text
Ivory—to take Stains out of.
Make a light paste of sal volatile, oil, and prepared chalk.
Rub it on the ivory with leather. Afterwards put a little more
on and leave it to dry, then brush it off with a soft brush.