West Street is the second right. Take the Blue Line to State Street Station. Change to the Orange Line, towards Forest Hills. Take the Orange Line one stop to Downtown Crossing Station. Stand on Washington Street and walk south, so that Macy's is on the left, and Filene's is behind you and on the left.
West Street is the second right.
Brattle Book Shop is on the right side of West Street. From North Station Commuter Rail Take the Green Line Subway inbound to Park Street Station. Above ground, Tremont Street will be the main street near to you. On the Common, you will see the Visitor Information Center building near Tremont Street. West Street is opposite the building.