Creased, soiled, stained, 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. Imperfect: lacking 3 x 14 cm. at upper center of map. In ink on verso "D No. 103". In pencil on recto: "No 103 D". Military topographic map. Covers the counties of Ontario and Livingston in New York. Also shows 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. This sheet carries no title on verso. Index title, both statements of responsibility, date, scale, series title and series numbering by Erskine, but on separate index sheet filed at head of series. Watermark: "J WHATMAN" Countermark: crest with pendent initial "G R".