note: … catalog of the Map

note: NYPL Map Div. copy has accession no

note: NYPL Map Div. copy lacks covers; filed flat.

note: … Ohio.

note: Issued in parts; maps dated 1841-1845.

note: …, Virginia, and Ohio.

note: Issued in parts; maps dated 1841-1845.

note: …, Illinois, Indiana, Ohio

note: … by the Baltimore and Ohio Railroad

note: NYPL Map Div. copy originally folded to 15 x 8

note: General map

note: … to Early Maps of the Middle

note: … to Early Maps of the Middle

note: … States, this map

note: Brown, L. Early maps of the Ohio Valley

note: NYPL Map Div. copy has accession no

note: Circular map centered on Cairo, Ill

note: Mapping the Nation (NEH grant, 2015-2018)…

note: Copy in Map Div. 97-6220: Lawrence H

note: Map borders Include "longitude west of Greenwich."…

note: … of the Baltimore & Ohio Railroad.

note: NYPL copy in Map Div. 97-6097 & Map Div