Croton Area in 1830 Detail from "An Improved Map of the Hudson River, with the Post Roads between N. York & Albany," published by S. Mahon & Co. in 1830. Date: Various Source: crotonhistory.org — https://crotonhistory.org/2012/10/27/croton-area-in-1830/ License: Used with attribution; consult crotonhistory.org for permissions