Ad clarissimum virum, D. Henricum Savilium, equitem auratum, ipsum matheseos omnigenæ scientissimum, adeoq́[ue] geminæ in eadem professione lecturæ, in florentissima Academia Oxoniensi fundatorem perquàm munificum: Thomæ Lydyat Epistola astronomica, de anni solaris mensurâ
Subtitle: siquidem æqualis, ex vtris antiquorum astronomorum, Hipparchi, an potius Ptolemæi observationibus æquinoctiorum, collatis cum recentibus, determinada sit: pro confirmatione periodi octodesexcentenariæ solis & lunæ
Series: Early English books online
Publisher: Typis Humfredi Lowns
Published: 1621
Place of publication: Londini
Language: lat
Number of pages: 52
Subjects: Year; Measurement; Early works to 1800
Other titles: Epistola astronomica, de anni solaris mensura
Work titles: Epistola astronomica, de anni solaris mensura
Notes: With a final errata leaf.

STC (2nd ed.) 17039.