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NASM The third Secretary of the Smithsonian Institution, Samuel Pierpont Langley, an astronomer who also enjoyed tinkering with his own creations, was aboard the boat. His winged invention had ...
The Institution's third secretary, Samuel Pierpont Langley, put our first astronomical observatory, which he described as a "one-story building, or rather shed," on prime real estate, next to the ...
Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...
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