A perfect and most usefull table to compute the year of our Lord with the several years of the Kings reigns, beginning with Henry the eight, which is 150 years since, whereby the true date of any deed since that time may presently be found out with much facility, and undoubted certainty. Also, to know the county dayes for each county in England for this year, and which hereby may be known for ever, because they are and must be constantly kept that day month in each county, London onely excepted, as underneath appears.