Rudston 1620 : an almanack and prognostication for the yeare of our Lord God 1620, being leape yeare : calculated for the meridian and latitude of the citty of London, and may serue for this whole monarchy of Great Brittaine, without any sensible error : with many newe additions of diuers notes tables and directions pleasant and profitable / - Rudston, John, (Printed for the Company of Stationers,, 1620)