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Apparatus for testing keenness of eyesight. After Galton, by Cambr. Scient. Instr. Co.

  Source   Anonymous. 1892. Harvard Psychological Laboratory in Dane Hall: Instruments for Experiments on Sight. Photograph. (Harvard University Archives - HUPSF Psychological Laboratories (7)) view the source
  People   Galton, Francis (1822 - 1911)
  Sites   Psychological Laboratory, Harvard University (1893)
  Related Literature   Münsterberg, Hugo. 1893. Psychological Laboratory of Harvard University. Cambridge, Mass.: University Press of Cambridge, Mass. (description and figure).
Galton, Francis. 1885. On the Anthropometric Laboratory at the Late International Health Exhibition. The Journal of the Anthropological Institute of Great Britain and Ireland 14: 205-221.
  Comment   See also another figure of this instrument on another photograph from Harvard.
Galton's Apparatus for testing keenness of eyesight is also described by the Cambridge Scientific Instrument Company, in "A descriptive list of anthropometric apparatus" (1887).

For an updated version, see Cambridge, 1899.
  Description  
ISSN 1866-4784: reference - xlink