Every Collection has a StoryThe Archives holds records that document the Smithsonian’s people, events, buildings, and research. The history of the Smithsonian is a vital part of the history of American experience, scientific exploration, and international cultural understanding.


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Today in Smithsonian History

Multiple-Mirror Telescope

September 29, 1970

In a special ceremony held at the 7600-foot level of Mt. Hopkins, the Smithsonian Astrophysical Observatory officially dedicates its new 60-inch reflecting telescope to the memory of the late Carlton W. Tillinghast, Jr.More

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