Portion of Rockland County. ; Portion of Westchester County.

1891

Portion of Rockland County. ; Portion of Westchester County.

1891

9 Rockland, Westchester counties.

1891

Watson & Co. (New York, N.Y.)

1:14k

Town of Cortlandt, Westchester County, New York. (inset) Courtlandtville.

1867

Beers, Frederick W.

1:48k

Town of Cortlandt, Westchester County, New York.

1867

Beers, Frederick W.

1:48k

Town of Cortlandt, Westchester County, New York. Courtlandt.

1867

Beers, Frederick W.

1:48k

10. Croton Landing-Yorktown.

1895

Servoss, R. D.

1:80k

10. Croton Landing-Yorktown.

1902

Servoss, R. D.

1:80k

Cortlandt town.

1893

Bien, Joseph Rudolf

1:32k

Westchester Co., Scarborough-Putnam Co. line.

1891

Vermeule, C. C. (Cornelius Clarkson), 1858-1950

1:32k