(1798). Dickson's balloon almanac, for the year of our Lord, 1799: The third after Leapyear : adapted to Pennsylvania and the neighbouring states. Lancaster: Printed and sold by W. & R. Dickson, in Queen-street, north of the Courthouse.

Dickson's Balloon Almanac, for the Year of Our Lord, 1799: The Third After Leapyear : Adapted to Pennsylvania and the Neighbouring States. Lancaster: Printed and sold by W. & R. Dickson, in Queen-street, north of the Courthouse, 1798.

Dickson's Balloon Almanac, for the Year of Our Lord, 1799: The Third After Leapyear : Adapted to Pennsylvania and the Neighbouring States. Lancaster: Printed and sold by W. & R. Dickson, in Queen-street, north of the Courthouse, 1798.