The true time of keeping St. Matthias's-Day in leap-years Shewing, that it is to be kept on the 24th, and not on the 25th of February, as some almanacks place it. Wherein are inserted, I. Dr. Wallis's letter to Bishop Fell, ... II. Arch-bishop Sancroft's order, ... III. Collections out of accounts of time, ...
Watts, Robert,1683-1726.
London : printed for J. Downing, J. Knapton, J. Wyat, H. Clements, & J. Holland [and 4 others in London],
1712.
A reissue of two separately published works, 'The true time of keeping St. Matthias's-Day in leap-years: shewn in a familiar conference ..', Oxford, 1711, and 'The true time of keeping St. Matthias's Day in leap-years, further shewn in a second familiar conference ..' London, 1711,with a general titlepage and preface added.
Anonymous. By Robert Watts.
ESTC