In pencil on recto: "No 78". Includes inset map of same area at "2 Miles to an Inch" or 1:127,000. Military topographic map. Covers the townships of Rahway and Westfield in Union County and of Raritan and Woodbridge in Middlesex County, New Jersey. Shows roads running through Potters and Rahway (formerly Spanktown). Also shows buildings and owners’ names, landforms and streams. Pen-and-ink, pencil on laid paper. Shows relief by hachures. Stained 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. Watermark: "CC" beneath crown; the second C is reversed and interlocked with the first. Not in Gravell and Miller. References: Guthorn, Peter J. American maps and map makers of the revolution, p. 17-22.