Originally issued in numbers: v. 1, Jan. 1747-May 1749; v. 2, April 1750-Aug. (?) 1752; left unfinished at the author's death in October 1752.

The subtitle of the two volumes specifying the content varies accordingly.

At end of table of contents of v.1 is printed the direction "Place the map to face the title of vol.I"; the three maps described in the Introduction to v. 2, p. 20-21 ("originals composed and lately printed in the several countries") are wanting in this copy and in all L.C. copies of different editions of the "Summary" the "map of the dominions of New England" and that of New-York, the Jersies and Pensylvania, published 1749, by Mr. Evans in Pensylvania, are found separately in the map collection of the Library of Congress.

The second volume ends at p. 416 (end of section XVI, Virginia) ; in a re-issue [1758?] of v. 2, with t.-p., Boston ... 1753" prefixed, pages 417-440 were added ("in order to render this work more compleat, the following is collected from Mr. Salmon's Geographical and historical grammar, printed in London 1757) [i.e. the 6th ed. 1758, events to Nov. 1758 being included]

"A digression concerning the smallpox" : v. 2, p. 392-414.

Rare Book copy 1: Signature of James Kent on title-pages.

Rare Book copy 2: Both volumes disbound.

Contains notes in manuscript.