C. Plinius Caecilius
Eiusdem spatium mensura currente a miliario in capite Romani fori statuto ad singulas portas....
If a straight line is drawn from the milestone standing at the head of the Roman Forum to each of the gates....
Reprinted by permission of the publishers and the Trustees of the Loeb Classical Library from C. Plinius Caecilius: Natural History (Volume II. Books 3-7), Loeb Classical Library Vol. 352, translated by H. Rackham, Cambridge, Mass.: Harvard University Press, © 1942, by the President and Fellows of Harvard College. The Loeb Classical Library ® is a registered trademark of the President and Fellows of Harvard College.