Road from towards [sic] Potterstown past the Hickory Tavn towards Easton and from the Hickory T. toward Reddington No 77 B / by Robert Erskine F.R.S. Geogr. A. U.S. and Assistants.

Military topographic map. Covers the townships of Union- Bethlehem and Alexandria in Hunterdon County- New Jersey. Shows roads running through Perryville- The Hickory- Swinesburg- Mechling Corner and Mt. Salem. Also shows buildings and owners' names- landforms and streams. Pen-and-ink- pencil on laid paper. Shows relief by hachures. Soiled- foxed- 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. 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: "TMW" accompanied by dove; similar to Gravell and Miller American watermarks nos. 658 and 659.