Displaying results 21 of 40 - 256
Date Sort ascending | Image | Innovation | City | State | Country |
---|---|---|---|---|---|
1943 | Red Hill Underground Fuel Storage Facility | Aie | HI | USA | |
1942 | Alaska Highway | Delta Junction | AK | USA | |
1941 | Grand Coulee Dam | Grand Coulee | WA | USA | |
1940s | Tacoma Narrows Bridges | Tacoma | WA | USA | |
1940 | Pennsylvania Turnpike (Old Section) | Harrisburg | PA | USA | |
1940 | Arroyo Seco Parkway | Los Angelos | CA | USA | |
1940 | Lacey V. Murrow Bridge and Mount Baker Ridge Tunnels | King County | WA | USA | |
1940 | Fort Peck Dam | Fort Peck | MT | USA | |
1939 | San Jacinto Monument | Houston | TX | USA | |
1939 | Dunlap's Creek Bridge | Brownsville | PA | USA | |
1938 | Bonneville Dam, Columbia River System | Portland | OR | USA | |
1937 | Golden Gate Bridge | Mill Valley | CA | USA | |
1937 | San Francisco - Oakland Bay Bridge | Oakland | CA | USA | |
1936 | Kavanagh Building | Buenos Aires | Argentina | ||
1936 | Norris Dam | Knoxville | TN | USA | |
1936 | Triborough Bridge Project | New York | NY | USA | |
1935-1937 | Blue Ridge Parkway | Blue Ridge Mountains | VA | USA | |
1935 | Huey P. Long Bridge | Bridge City, LA 70094 | LA | USA | |
1935 | Hoover Dam | Boulder City | AZ | USA | |
1933-1941 | Colorado River Aqueduct | CA | USA |