TO EXTRACT LAMP OIL, &C. OUT OF STONE OR MARBLE HALLS, &C.

Mix well together a pint of strong soap lees, some fuller’s earth,

well dried, and a little pipe-clay, powdered fine; lay it on the part

which is oiled, then put a hot iron upon it till dry. If all the oil

come not out the first time, repeat it, and rub it well in. By doing

it two or three times it will come out.