The Progress of Invention in the Nineteenth Century.
CHAPTER XXVII.
CIVIL ENGINEERING.
Great Bridges, Pneumatic Caissons, Tunnels. The Beach Tunnel Shield. Suez Canal. Dredges. The Lidgerwood Cable Ways. Canal Locks. Artesian Wells. Compressed-Air Rock Drills. Blasting. Mississippi Jetties. Iron and Steel Buildings. Eiffel Tower. Washington’s Monument. The United States Capitol.