(1796). The Columbian almanac, for the year of our Lord, 1797 ... the astronomical calculations, by Samuel Ivins ... Calculated for the meridian of Philadelphia; but may, without sensible variation, serve for any of the middle states. [microform].
Chicago Style (17th ed.) CitationThe Columbian Almanac, for the Year of Our Lord, 1797 ... the Astronomical Calculations, by Samuel Ivins ... Calculated for the Meridian of Philadelphia; but May, Without Sensible Variation, Serve for Any of the Middle States. [microform]. 1796.
MLA (9th ed.) CitationThe Columbian Almanac, for the Year of Our Lord, 1797 ... the Astronomical Calculations, by Samuel Ivins ... Calculated for the Meridian of Philadelphia; but May, Without Sensible Variation, Serve for Any of the Middle States. [microform]. 1796.