A few random articles to get you started:

Deacon Thomas B. Edmonds House

This is presumably the oldest extant house on Baldwin Road. It's associated with Deacon Edmonds, who came to Billerica from Charlestown in 1840 and died...

Ned Simonds House

While there was a house here prior to 1831, the current structure is more likely circa 1890.Andrew Spaulding of Chelmsford married Hannah Jefts, daughter of...