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The entire collection of Biographical Memoirs is now available online as PDFs. The collection includes more than 1,500 memoirs, including those of famed naturalist Louis Agassiz; Joseph Henry, the first secretary of the Smithsonian Institution; Thomas Edison; Alexander Graham Bell; noted anthropologist Margaret Mead; and psychologist and philosopher John Dewey.
Engineer Harry Olson, shown here with the RCA Mark II, developed the first electronic music synthesizers for RCA in the early 1950's. (Photo courtesy Hadley Library and Museum) Read More »