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    • Important to owners and raisers of stock, 1884

    • Important to owners and raisers of stock, 1884

    • Advertisements; Agriculture; Drawings; Ephemera; Livestock diseases; San Jose (Calif.); Santa Clara County (Calif.)--History; Veterinary medicine;

    • On front of advertisement: "Important to owners and raisers of stock -- Dr. W. J. McKee, of San Jose, Cal., a Veterinary Surgeon of forty years experience, brings glad tidings to all owners and raisers of Horses, Cattle and Stock generally....
    • Silicon Valley History Online
    • Kaleidoscope, circa 1870s

    • Kaleidoscope, circa 1870s

    • Kaleidoscopes

    • David Brewster, creator of Brewster's Law, patented this device in 1817. It consisted of a long, hollow tube containing two glass mirrors running along the length of the tube and separated from each other at an angle of 60 degrees. Where mirrors...
    • Silicon Valley History Online
    • Kaleidoscope

    • Kaleidoscope

    • Scientific apparatus and instruments; Santa Clara University (Calif.)

    • David Brewster, creator of Brewster's Law, patented this device in 1817. It consisted of a long, hollow tube containing two glass mirrors running along the length of the tube and separated from each other at an angle of 60 degrees. Where mirrors...
    • Claravision
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