The collections at the Mattatuck Museum span the history of American art from the colonial era to the present day with special strengths in Naugatuck Valley history and Connecticut artists, as well as artists from around the world representing the diversity of our community. The collection includes more than 8,000 objects including paintings, unique works on paper, photography and sculpture. The Museum is also recognized for its collection of buttons, a group of 20,000 miniature works from around the world that was donated by the Waterbury Companies in the 1970s.