Lumber Piles, General Yard

C. St. So. Boston at W. Seventh St.

Mass. Ave. opp. Plympton St.

Harvard Sq.

Kendall Sq. Station W. Side, Construction in Detail

Winter Sta. Washington St. Tunnel Looking South

Newbury St. at Mass. Ave.

Castle St. Structure

Warren St. from Washington St.

Atlantic Ave. Shaft Sect. B.E.B.T. Looking East

Sidewalk 355-359 Washington St.

Charles River Progress #4

Union Sq. Grade Crossing Junction of Webster Ave. and Prospect St.