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. Emerson House (Haverhill Massachusetts) -  The Emerson House is a historic late First Period house at 5—9 Pentucket Street in Haverhill Massachusetts. The oldest part of this 2.5 story wood frame house was built c. 1730 and contains construction features characteristic of the transition between First and Second Period methods. The first part built was the central chimney with the right front rooms which were followed later by the left side rooms and then a rear leanto section.
The answer to this question is:
Building