1To Thomas Jefferson from William Lambert, 2 April 1806 (Jefferson Papers)
Some days since, I had the honor to transmit to you a table for computing the Moon’s longitude, latitude, &c. at any intermediate time between 0 and 12 hours, which may be called Table I; and I now beg leave to request your acceptance of the inclosed table for ascertaining the Moon’s hourly motion or velocity, as Table II, connected with, and essential in practice, to the former. I have never...