Engineering History
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1961 stamp commemorating Yuri Gagarin’s April 12th 1961 flight, the first manned spaceflig
1961 stamp commemorating Yuri Gagarin’s April 12th 1961 flight, the first manned spaceflig
Happy birthday to Valentina Tereshkova, the first woman to have flown in space. Tereshkova’s f
Happy birthday to Valentina Tereshkova, the first woman to have flown in space. Tereshkova’s f
On February 20th 1962, Col. John Glenn piloted the Mercury Friendship 7 spacecraft in the first Unit
On February 20th 1962, Col. John Glenn piloted the Mercury Friendship 7 spacecraft in the first Unit
1912 Harrisburg Light and Power Company advertisement.
1912 Harrisburg Light and Power Company advertisement.
Trackwomen, Baltimore and Ohio Railroad, 1943.
Trackwomen, Baltimore and Ohio Railroad, 1943.
Unidentified riveter at Lockheed Aircraft Corporation, Burbank, California, circa 1940-1945
Unidentified riveter at Lockheed Aircraft Corporation, Burbank, California, circa 1940-1945
Dorothy Whitaker at the National Oceanographic Data Center (NODC) magnetic tape library, circa 1960s
Dorothy Whitaker at the National Oceanographic Data Center (NODC) magnetic tape library, circa 1960s
Anna Bland, a burner, working on the SS George Washington Carver, April, 1943.
Anna Bland, a burner, working on the SS George Washington Carver, April, 1943.
Thaddeus Cahill’s 1897 patent for the Telharmonium’s tonewheel mechanism, one of
Thaddeus Cahill’s 1897 patent for the Telharmonium’s tonewheel mechanism, one of
Alexander Graham Bell’s Oionos triplane, 1910
Alexander Graham Bell’s Oionos triplane, 1910
An illustration from Charles Barnard’s 1875 short story “Kate: An Electro-Mechan
An illustration from Charles Barnard’s 1875 short story “Kate: An Electro-Mechan
John Schafer with wife Neta Smith Schafer and daughter Bernice beside 1922 Buick Six automobile at r
John Schafer with wife Neta Smith Schafer and daughter Bernice beside 1922 Buick Six automobile at r
Chemist Alma Hayden spraying chromatogram with reagent, 1952.
Chemist Alma Hayden spraying chromatogram with reagent, 1952.
Chiaki Mukai, the first Japanese woman to go to space, flying on the STS-65 mission in July 1994.
Chiaki Mukai, the first Japanese woman to go to space, flying on the STS-65 mission in July 1994.
1931 photo of the Liaodi Pagoda of Kaiyuan Monastery, Dingzhou, Hebei Province, China. Constructed i
1931 photo of the Liaodi Pagoda of Kaiyuan Monastery, Dingzhou, Hebei Province, China. Constructed i
A flag in the wind will billow only if the wind speed and direction. A similar thing happened to the
A flag in the wind will billow only if the wind speed and direction. A similar thing happened to the
Views of the Pantheon - Rome
Views of the Pantheon - Rome
The bridge over the Akhurian river, flowing from Arpi lake dates either from the tenth century or th
The bridge over the Akhurian river, flowing from Arpi lake dates either from the tenth century or th
Today’s #UrbanExploration post takes us to the Financial District to the building known as
Today’s #UrbanExploration post takes us to the Financial District to the building known as
If you grew up between 1947 to the 1970s, you’re probably familiar with the RCA Indian head te
If you grew up between 1947 to the 1970s, you’re probably familiar with the RCA Indian head te
Today’s #UrbanExploration post concerns the building known as the Piano Factory aka the So
Today’s #UrbanExploration post concerns the building known as the Piano Factory aka the So
I came across an old school coal chute cover for a Bronx Building on 231st Street in the Wakefield s
I came across an old school coal chute cover for a Bronx Building on 231st Street in the Wakefield s
#Repost @dennis.scheuer with @get_repost ・・・ Ben Franklin Bridge . . . This beautiful, blue monster
#Repost @dennis.scheuer with @get_repost ・・・ Ben Franklin Bridge . . . This beautiful, blue monster
On this day in 1856, Nikola Tesla was born! We had the privilege of interviewing him back in Novembe
On this day in 1856, Nikola Tesla was born! We had the privilege of interviewing him back in Novembe
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