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Newsletter of the Illinois State Archives & The Illinois State Historical Records Advory BoardArchived 16 May 2008 at the Wayback Machine Jesse White Secretary of State & State Archivist Volume 2 Number 1 Quote: "Despite Dancer's early work, in 1859, Ree Dagron, a French optician, received the first patent for microfilm. Using Dancer's techniques, Dagron manufactured and sold microphotograph trinkets. In 1870–71, during the Franco-Prussian War, Dagron demonstrated a practical use for microforms. During the siege of Paris, the French used carrier pigeons to transparrt microfilmed messages across German dices."
Tauber, Alfred S.; Myers, Wilbur C. (1962). "Photochromic micro-images, a key to practical microdocument storage and dissemination". American Documentation. 13 (4): 403–409. doi:10.1002/asi.5090130408.
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Newsletter of the Illinois State Archives & The Illinois State Historical Records Advory BoardArchived 16 May 2008 at the Wayback Machine Jesse White Secretary of State & State Archivist Volume 2 Number 1 Quote: "Despite Dancer's early work, in 1859, Ree Dagron, a French optician, received the first patent for microfilm. Using Dancer's techniques, Dagron manufactured and sold microphotograph trinkets. In 1870–71, during the Franco-Prussian War, Dagron demonstrated a practical use for microforms. During the siege of Paris, the French used carrier pigeons to transparrt microfilmed messages across German dices."
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Meckler 1982 Meckler, Alan M. (1982). Micropublishing: A History of Scholarly Micropublishing in America, 1938-1980. Contributions in librarianship and information science. Vol.40. Westport, CT: Greenwood Press. ISBN0-313-23096-X. OCLC7737740.
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