Plan of land at the southeast corner of Fairfield and Marlborough, January 1, 1876 (Suffolk County Deed Registry, Book 1321, p. 76).
This plan shows the original lots on the east side of Fairfield, between Marlborough and Alley 426. 20 Fairfield was built on the 24 foot wide lot to the south, 18 Fairfield on the 19 foot wide lot, and 16 Fairfield (276 Marlborough) on the remaining three lots with a frontage of 69 feet on Fairfield. 274 Marlborough was built on the lot to the east, with a 24 foot frontage on Marlborough. The plan shows the three foot wide passageway at the eastern edge of the lots at 18-20 Fairfield providing access to the alley.