An almanack of coelestiall motions for the year of the Christian aera, 1669. : Being (in our account) second after leap-year, and from the creation 5618. Whose vulgar notes whereof are golden number 17. Roman indiction 07. dominical letter C [brackets] cycle of the sun 26. epact 07. numb. of direction 21. Calculated for the longitude of 315 gr. and 42 gr. 30 m. of North latitude. /