Road from Northumberland in the Jerseys to Wyoming. No 91, B / by Robert Erskine F.R.S. Geogr. A. U.S. and Assistants.

Foxed, soiled, stained, torn and abraded. Mounted on cloth, bound and cropped, disbound and silked by subsequent owners. Cleaned after removal of backings 1999; some fill remains. Sheathed in mylar. In pencil on recto: "No 91 B". Military topographic map. Covers the counties of Luzerne, Columbia, Montour and Northumberland in Pennsylvania. Shows roads running through Wyoming, Wilkes Barre, Berwick, Bloomsburg, Danville and Northumberland. Also shows buildings and owners' names, landforms and streams. Pen-and-ink, pencil on laid paper. Shows relief by hachures. Title proper from recto is the work of a later editor--Simeon DeWitt or his assign--subsequent to 1820. Title from verso is in Erskine's hand and may be cited as such. Index title, statement of responsibility, date, series title and series numbering also by Erskine, but on separate index sheet filed at head of series. Watermarks: "P U" together with fleur de lis in medallion. Possibly by Peter Ulrick--cf. Gravell, Thomas L. and Miller, George. A Catalogue of American watermarks 1690-1835, p. 207. NY: Garland, 1979.