which is not or "sub-subway tracks." The sides of the structure are laid in a series of the logs are cut into bolts, boiled, and then converted always directly on the center line of the street. into veneers the thickness of the materials used in the arches with vertical axes each of six feet chord.… … THE BOSTON STREET CAR SUBWAY-ONE OF THE STATIONS. through a machine which cuts the veneer to the re- tunnel axis. At each springing line a steel column, Boylston Street, beginning on the margin of the Pub- a 15 inch I beam, is bedded in the masonry, its quired shape and size, marks the folds, folds…
Munn · Valkyrie · Inch · Tire · Scientific American · Tires · Park street · Large number · Flower buds · Tific american · India rubber · Postal union · Cape cod · Gas engine · Illustrated catalogue
Internet Archive · Public domain (published before 1931). Free to use for anything.
