Displaying results 81 of 100 - 204
Date Image Innovation City State Country
1906 Georgetown Steam Plant Seattle WA USA
1911 Ginaca Pineapple Processing Machine Honolulu HI USA
1852 Graue Mill Oak Brook IL USA
1957 Gravimetric Coal Feeder Gravimetric Coal Feeder Chagrin Falls OH USA
1949 Greens Bayou Generator Plant Greens Bayou Generator Plant Houston TX USA
1942 Grumman Wildcat “Sto-Wing” Wing-folding Mechanism Kalamazoo MI USA
1861 Hacienda La Esperanza Sugar Mill Steam Engine Hacienda La Esperanza Sugar Mill Steam Engine Manatí PR USA
1944 Hanford B Reactor Hanford B Reactor Sunnyside WA USA
1895 Harris-Corliss Steam Engine Atlanta GA USA
1903 Hart Parr Tractor Charles City IA USA
1956 Hiwassee Dam Unit 2 Reversible Pump-Turbine 1 Hiwassee Dam Unit 2 Reversible Pump-Turbine 1 Murphy NC USA
1920 Holland Tunnel Ventilation System New York NY USA
1918 Holt Caterpillar Tractor Holt Caterpillar Tractor Stockton CA USA
1859 Holyoke Water Power System Holyoke MA USA
1947 Howard Hughes Flying Boat, HK-1 Howard Hughes Flying Boat, HK-1 McMinnville OR USA
1974 Hughes Glomar Explorer - USA
1909 Hughes Two-Cone Drill Bit Hughes Two-Cone Drill Bit The Woodlands TX USA
1938 Hydromatic Propeller Hydromatic Propeller Windsor Locks CT USA
1956 IBM 350 RAMAC Disk File IBM 350 RAMAC Disk File San Jose CA USA
1944 Icing Research Tunnel, NASA Lewis Research Center Icing Research Tunnel, NASA Lewis Research Center Cleveland OH USA

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