Fleets' register and pocket almanack for the year of our Lord 1798 [electronic resource] : Being the second after lfap [sic] year, and twenty-second of American independence, which began July 4th, 1776. Calculated chiefly for the use of the Commonwealth of Massachusetts, Boston, the metropolis, being in latitude 42 deg. 23 min. north. Longitude 71 deg. 4 min. west from the Royal Observatory at Greenwich