Road from Suffrans to June's King's Ferry Fort Montgomery +c. No 1 A ; Road from Peekskill to Teller's Point Tarrytown +c. No 1 B / by Robert Erskine F.R.S. Geogr. A. U.S. and Assistants.

Military topographic maps. Map 1A on recto covers the towns of Woodbury and Tuxedo in Orange County- and of Highland- Stoney Point- Haverstraw and Ramapo in Rockland County- New York; it shows roads running through Fort Montgomery- West Haverstraw- Hempstead- Viola- Suffern- Ramapo- Sloatsburg- Tuxedo- Southfield- Arden- Willow Grove and Thiells. Map 1B on verso covers the towns of Cortlandt- Newcastle- Ossining and Mt. Pleasant in Westchester County- New York; it shows roads running through Peekskill- Verplanck- Oscawana- Croton- Ossining- Tarrytown- Pocantico Hills- Eastview- Tompkins Corners- Millwood and Claremont. Both maps show buildings and owners names- also landforms and streams. Shows relief by hachures. Titles proper on recto and verso are the work of a later editor--Simeon DeWitt or his assign--subsequent to 1820. Index title- statement of responsibility- date- series title and series numbering by Erskine- but on separate index sheet filed at head of series. No 1- A. on recto- No 1- B. on verso. Original sheet of 84 x 67 cm. is now in two fragments; a 20 x 8 cm. extension is pasted to recto at lower right. Pen-and-ink- pencil on laid paper. Watermark: J Whatman Soiled- creased- foxed- frayed 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 ink at upper left of recto (small fragment): "No. 1 A." In pencil at left: "I." In ink at right of verso: "No. 1;" in pencil- "I".