An almanack for the year of our Lord 1661; being second after leap year, and from the creation 5610; whose vulgar notes are ... rectifyed to the longitude of 315 gr. and 42 gr. 30 min. of N. lat., and may generally serve for the most part of New-England, by S. C., Philomathemat. [i.e. Samuel Cheever] (1954)