Collom, W. (1825). Poor Will's almanac, for the year of our Lord 1826: Being the second after bissextile, or leap year. ... Carefully calculated for the latitude and meridian of Philadelphia. Philadelphia: Published by Kimber and Sharpless.

Collom, William. Poor Will's Almanac, for the Year of Our Lord 1826: Being the Second After Bissextile, or Leap Year. ... Carefully Calculated for the Latitude and Meridian of Philadelphia. Philadelphia: Published by Kimber and Sharpless, 1825.

Collom, William. Poor Will's Almanac, for the Year of Our Lord 1826: Being the Second After Bissextile, or Leap Year. ... Carefully Calculated for the Latitude and Meridian of Philadelphia. Philadelphia: Published by Kimber and Sharpless, 1825.