Fox, T. (1783). The Wilmington almanack, or ephemeris, for the year of our Lord, 1784: Being bissextile, or leap year-- and the ninth year of American independence ... : fitted to the latitude of forty degrees, and a meridian of near five hours west from London, but may, without sensible error, serve all the Northern Colonies. Wilmington: Printed and sold by James Adams.

Fox, Thomas. The Wilmington Almanack, or Ephemeris, for the Year of Our Lord, 1784: Being Bissextile, or Leap Year-- and the Ninth Year of American Independence ... : Fitted to the Latitude of Forty Degrees, and a Meridian of Near Five Hours West From London, but May, Without Sensible Error, Serve All the Northern Colonies. Wilmington: Printed and sold by James Adams, 1783.

Fox, Thomas. The Wilmington Almanack, or Ephemeris, for the Year of Our Lord, 1784: Being Bissextile, or Leap Year-- and the Ninth Year of American Independence ... : Fitted to the Latitude of Forty Degrees, and a Meridian of Near Five Hours West From London, but May, Without Sensible Error, Serve All the Northern Colonies. Wilmington: Printed and sold by James Adams, 1783.