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  • Feb 1, 1805 

    Thibault, V. (2009-07-28)
    One letter to James Dinwiddie from V. Thibault dated Feb 1, 1805.
  • Optics, No. 1-3 

    Dinwiddie, James (2009-07-22)
    These lecture notes written by James Dinwiddie in 1793 focus on optics. Dinwiddie discusses the properties of various instruments including microscopes, telescopes, and magic lanterns as well as convex and concave lenses. ...