Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Spofford-Barnes House - The Spofford-Barnes House is a historic colonial house at 20 Kelsey Road in Boxford Massachusetts. The 2.5 story wood frame house was built in 1749 by Paul Pritchard a leading citizen of town. It was originally built in a saltbox style but the rear was raised to a full two stories in the 19th century. From 1788 until 1911 the house was in the hands of first the Spofford and then Barnes families.
A:
Building