.... Mr. Frost's house was formerly owned by his grandfather, Samuel Tufts, whc is said to have spread the alarm of the British march on the night of April 18, 1775; this house was the headquarters of General Nathaniel Green during the siege of Boston. Some way beyond was the bleachery, with its surrounding colony, which deserves a separate paper. On the northerly side of Somerville avenue, west of School street, w...