Map shows late nineteenth century cities, towns, counties, parks, cemeteries, marshlands, roads, railroads, docks, tunnels, military facilities, aqueducts, reservoirs, creeks, rivers, select buildings, public institutions, points of interest, and notable geographic features in areas of New York and New Jersey flanking the Hudson River; New Jersey counties of Bergen, Passaic, Essex, Middlesex, Union, and Hudson; New York and the southern portion of Long Island. Relief shown by hachures. Scale [ca. 1:48,738].