Note 2334 — BOOK XVI. THE NATURAL HISTORY OF THE FOREST TREES.
John Bostock translation
This operation removes from the pitch a great portion of its essential oil, and disengages it of any extraneous bodies that may have been mixed with it.
John Bostock translation
This operation removes from the pitch a great portion of its essential oil, and disengages it of any extraneous bodies that may have been mixed with it.