Pliny the Younger (A.D. 62?–c.A.D. 113). Letters.
The Harvard Classics. 1909–14.
C. Trajan to Pliny
IT is highly reasonable, my dearest Secundus, if the water which runs through the city of Amastris is prejudicial, while uncovered, to the health of the inhabitants, that it should be covered up. I am well assured you will, with your usual application, take care that the money necessary for this work shall not be wanting.