William A. Underhill Brickyard, Croton Point, NY Historical photograph of the William A. Underhill brickyard operation on Croton Point, showing the brick manufacturing facility that operated from the 1830s until 1915 when clay supplies were exhausted. Date: c. 1880-1900 Location: Croton Point, Croton-on-Hudson, NY Source: brickcollecting.com — https://brickcollecting.com/croton.htm License: His…