Colorimetry (American English) or Colourimetry (British English; see spelling differences) is the science and technology used to quantify and describe physically the human color perception ..olorimetry (American English) or Colourimetry (British English; see spelling differences) is the science and technology used to quantify and describe physically the human color perception ..
Madison, Pennsylvania. For townships in Pennsylvania with similar names, see Madison Township, Pennsylvania (disambiguation). Madison is a borough in Westmoreland County, Pennsylvania, United States. The population was 397 at the 2010 census. The borough was named for James Madison, 4th President of the United States.
Madison is located in the center of Dane County in south-central Wisconsin, 77 miles (124 km) west of Milwaukee and 122 miles (196 km) northwest of Chicago. The city completely surrounds the smaller Town of Madison, the City of Monona, and the villages of Maple Bluff and Shorewood Hills.