Military topographic map. Covers Northhampton, Bucks and Montgomery counties, Pennsylvania. Shows roads running through Bethlehem, Hellertown, Pleasant Valley, Strawntown, Keelersville, Hagersville, Doyles Corner, Trewigtown, Montgomeryville, Spring House, Ambler and Fort Washington. Also shows buildings and owners' names, landforms and streams.
Shows relief by hachures.
Title proper from recto is 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.
Pen-and-ink, pencil on laid paper.
Watermarks: "LVG" accompanied by lion in circle with inscription "LIBERTATE PRO PATRIA EJUSQUE"--cf. Gravell and Miller American watermark no. 492.
Stained, foxed and abraded. Mounted on cloth, bound and cropped, disbound and silked by subsequent owners. Cleaned after removal of backings 1999; some fill remains. Lined with China paper. Sheathed in mylar.
In pencil on recto: "58"
In ink on verso: "No 58" (partly damaged by cropping)