Between Albany and Fishkills thro Claverack. No 93, O / by Robert Erskine F.R.S. Geogr. A. U.S. and Assistants.

In erased pencil on recto: "No 93 O". In ink on verso: "O Oo Oo". Military topographic map. Covers the townships of Ghent, Claverack and Greenport in Columbia County, New York. Shows roads running through Claverack. Also shows buildings and owners' names, landforms and streams. Pen-and-ink, pencil on laid paper. Shows relief by hachures. Stained, soiled, creased and abraded. Mounted on cloth, bound, 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: "T & C" accompanied by plow; similar to Gravell and Miller American watermarks nos. 635 and (less closely) 105. References: Guthorn, Peter J. American maps and map makers of the revolution, p. 17-21.