Convert palmus (ancient Roman palm) to ligne (Paris line)
Selected category: length.
Definition and details for palmus (ancient Roman palm):
Palmus was used by ancient Romans as a unit of length equal to 7.3925 cm.
Definition and details for ligne (Paris line):
Paris line is a traditional unit of length equal to 1/12 of a Paris inch (pouce du Roi) or about 2.256 mm. Ligne is still used by French and Swiss wristwatch makers to measure the size of a watch movement.