1912 Harrisburg Light and Power Company advertisement.
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Category: history
1912 Harrisburg Light and Power Company advert…
History of Engineering and Technology
Posted in electrical engineering, engineering, harrisburg, history, light, power
Trackwomen, Baltimore and Ohio Railroad, 1943.
History of Engineering and Technology
Posted in engineering, history, mechanical engineering, railroad engineering, railroads
Unidentified riveter at Lockheed Aircraft Corp…
History of Engineering and Technology
Posted in aerospace, aircraft, engineering, history, mechanical engineering
Dorothy Whitaker at the National Oceanographic…
History of Engineering and Technology
Posted in electrical engineering, engineering, history, magnetic tape, oceanic engineering
Dorothy Whitaker at the National Oceanographic Data Center (NODC) magnetic tape library, circa 1960s-70s.
Anna Bland, a burner, working on the SS George…
History of Engineering and Technology
Posted in engineering, history, mechanical engineering, naval engineering, ss george washington carver
Thaddeus Cahill’s 1897 patent for the Te…
History of Engineering and Technology
Posted in electrical engineering, electronic music, engineering, history, music, telharmonium
Thaddeus Cahill’s 1897 patent for the Telharmonium’s tonewheel mechanism, one of the earliest musical instruments to generate sound by means of electricity.
Alexander Graham Bell’s Oionos triplane,…
History of Engineering and Technology
Posted in aeronautics, aircraft, engineering, history, mechanical engineering
An illustration from Charles Barnard’s 1…
History of Engineering and Technology
Posted in electrical engineering, engineering, history, literature, telegraphy
An illustration from Charles Barnard’s 1875 short story “Kate: An Electro-Mechanical Romance”. In this scene, Kate and John are installing a private telegraph line for their amorous communications using abandoned wires.
John Schafer with wife Neta Smith Schafer and …
History of Engineering and Technology
Posted in automobiles, automotive engineering, buick, engineering, history
John Schafer with wife Neta Smith Schafer and daughter Bernice beside 1922 Buick Six automobile at railroad logging camp, circa 1924.
