Clear Spring Mill was created in 1886.
The area of Spring Mill State Park is 5,495,631.0216192 square meters.
There is an excellent group of photos of Spring Mill, at http://www.pbase.com/k9jst/spring_mill.
Lightfoot Mill was created in 1747.
Cromford Mill was created in 1772.
Dyerville Mill was created in 1835.
Minterburn Mill was created in 1834.
Brograve Mill was created in 1771.
Pelton Mill was created in 1834.
Stanton's Mill was created in 1859.
Stillwater Mill was created in 1872.
Mott Mill was created in 1852.
Lambridge Mill was created in 1880.