Alfred Branch Harlow
In 1891 Longfellow, Alden & Harlow received a commission with the Carnegie Institute in Pittsburgh which lead to Harlow leaving Boston. The partnership with Longfellow eventually dissolved and the firm continued as Alden & Harlow from 1896 until Alden’s death in 1908.
References
Floyd, Margaret Henderson. Architecture after Richardson: Regionalism before Modernism--Longfellow, Alden, and Harlow in Boston and Pittsburgh. Chicago: U of Chicago in Association with the Pittsburgh History & Landmarks Foundation, 1994. Print.