Ada Lovelace, English Mathematician
British Library
Gare Montparnasse Train Wreck 1895
Photo Researchers
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James Zipp
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H. Armstrong Roberts/ClassicStock
Knights Templar 13th Century
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Castor 30 Rocket Motor
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H. Armstrong Roberts/ClassicStock
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Dave Rudkin / Dorling Kindersley
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Omikron
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Photo Researchers
Cog Railway, Mount Washington, Nh #1
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Boy And Girl With Train Set, C.1950s
H. Armstrong Roberts/ClassicStock
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H. Armstrong Roberts/ClassicStock
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Historic Freight Train #2
Omikron
Archimedes, Ancient Greek Polymath #1
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Ada Lovelace #1
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Laramie Rail Yards, C. 1867
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Empire State Express No. 999
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The Great Race For The Western Stakes
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Great Railroad Strike, 1877 #2
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Goupils Flying Machine, 1883 #1
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Wwii, Boeing B-17 Flying Fortress, 1943
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Wellcome Images
Matthew Boulton, English Manufacturer #2
Wellcome Images
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Wellcome Images
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Theodore Clutter
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British Library
Wwi, Women Laborers, 1918
Science Source
Marquess Of Worcesters Engine, 1663
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Watts First Steam Engine, 18th Century
British Library
Watt Steam Engine, 18th Century
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Newcomens Steam Engine, 18th Century
British Library
Newcomen Atmospherical Steam Engine #1
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