Edinburghs true almanack, or, A new prognostication for the year of our Lord, 1686 : being the second year after bissextile or leap year, and from the creation of the world, 5635, exactly calculated according to art, for the meridian of the most famous city of Edinburgh, whose latitude is 56. d. 00 m. and longitude is 11 d. 37 m. from Pico Taniriff, according to the newest tables, advertisement, that Mr Duncan Liddel doth still mantain the errors of his last years almanack, and brings in a gross and ignorant contradiction as his greatest argument, by comparing the old and new stile, making but 3 dayes between their feasts and ours; & yet contesseth that there is 10 dayes between their account and ours, which agreeth with the feasts in mine, after which he bringeth in a notorious lye, in saying, I was taught by a weaver in Dublin, whereas I was never in Dublin to this day : as also, there is a counterfit Edinburgh almanack full of gross errors, copied by the heirs of Andrew Anderson, from my last years almanack, and the Aberdeens almanack, for the year 1686, which also is but a counterfit it self, copied from the ephemeris of Wing and Gadbury, as themselves confess, and the more easie to deceive the countrey, they call themselves a lover of the mathematicks, whereas the mathematicks hath no greater enemy, then these ignorant almanack-makers, and if not discharged to proceed therein, they shall err 3 weeks in the feasts for 1687, to the great loss of this kingdom in the fairs and terms of the year / by James Paterson mathematician.