国立アメリカ歴史博物館のインスタグラム(amhistorymuseum) - 6月27日 04時56分

Fact #2 in honor of our 50th birthday this year: In the 1930s, there was a proposal to build a Smithsonian Museum of Engineering and Industry in Washington, DC. But it didn't work out.
This is an architect's drawing from "The Scientific Monthly" in 1946.
#happybirthdaytous #dc #museums #middleaged

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