Publishers of Books and Informative Literature on Vision Aids

Unusual spectacles with pinholes, made of blued steel, X bridge, perhaps originally a French style
Unusual spectacles with pinholes, made of blued steel, X bridge, perhaps originally a French style
Cabinet photo, 1905, Grandmother of Trevor Owens
Cabinet photo, 1905, Grandmother of Trevor Owens
Two spyglasses: the red one has bored red glass pearls on ivory: the other is ivory studded with gold nails. French, Empire period 1804–1815, Vanlathem Collection
Two spyglasses: the red one has bored red glass pearls on ivory: the other is ivory studded with gold nails. French, Empire period 1804–1815, Vanlathem Collection
Schellenbergius, observer of nature, print, Ramstein Collection
Schellenbergius, observer of nature, print, Ramstein Collection
Hofmann-Porro 1 Monocular Prism Telescope (ca. 1862/63) in a flask shape, the lever on the side was used to focus, about 15 X magnification. This is one of the first porro-prism-systems in monocular handheld construction (invented in the early 1850s by Ignazio Porro himself and later by his employee Paris J.G. Hoffman), Swarovski Optics Collection, photographer Ulrich Zeun
Hofmann-Porro 1 Monocular Prism Telescope (ca. 1862/63) in a flask shape, the lever on the side was used to focus, about 15 X magnification. This is one of the first porro-prism-systems in monocular handheld construction (invented in the early 1850s by Ignazio Porro himself and later by his employee Paris J.G. Hoffman), Swarovski Optics Collection, photographer Ulrich Zeun

  • The Curtis Publishing Company, Saturday Evening Post, Indianapolis, Indiana
  • History of Ophthalmology - Wayenborgh website
  • Houghton Mifflin Company
  • Joost Elffers Books, New York NY
  • Pepin Press, Amsterdam, the Netherlands
  • Rizzoli New York Home Page
  • Shire Publications Ltd., Oxford, United Kingdom
  • Typography Lussografica, Caltanisetta (Italy)
  • American Philosophical Society

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