Description: Spencer Fullerton Baird - Smithsonian Secretary, 1878-1887 ". . . a National Museum, of which (let me whisper it) I hope to be director." -Letter from Spencer Fullerton Baird to George Perkins Marsh, Smithsonian Regent, July 2, 1853 Spencer Fullerton Baird (1823-1887), an avid naturalist and collector, served as an assistant to Secretary Joseph Henry from 1850 to 1878. This
Description: [edan-image:id=siris_arc_287602,size=250,left]As a child in England in the 1930s, Oliver Sacks enjoyed playing with his Uncle Abe’s spinthariscope. It was, he would later recall, “a beautifully simple instrument, consisting of a fluorescent screen and a magnifying eyepiece, and inside, an infinitesimal speck of radium.We take a look at the spinthariscope at the Smithsonian.
Description: Joseph Henry - First Smithsonian Secretary, 1846-1878"A new impulse will thus be given to investigation in every department of science; and learned men will know that through you they will be able to make their discoveries available to their brethren throughout the civilized world." —Letter from Francis Wayland to Secretary Joseph Henry, December 19, 1848 Perhaps the country's
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