To take a latitude

60Sun, or starres, are fitliest view'd

At their brightest, but to conclude

Of longitudes, what other way have wee,

But to marke when, and where the darke eclipses bee?

A Valediction: of &c. Ed: A Valediction of the Booke A18, N, TCC, TCD: Valediction of the booke. D, H49, Lec: Valediction 3: Of the Booke O'F: The Booke Cy, P: Valediction to his booke. 1633-69, S: A Valediction of a booke left in a windowe. JC

18 Records, 1633-69: records, Grolier

20 tome 1633-35: to me 1639-54: Tomb. 1669, A18, Cy, Lec, N, S

21 Idiome, Ed: Idiome; 1633-69

22 instruments: Ed: instruments, 1633-69. See note