An almanack for the year of our Lord 1660 : being first after leap year and from the creation 5609 : whose vulgar notes are golden number 8, cycle of the sun 17, Roman indict. 13, the epact 8, Dominicall letter G : calculated for the longitude of 315 gr. and 42 gr. 30 min. of n. lat. and may generally serve for the most part of New-England /