Report of the examination of 27,927 school children for color-blindness / by B. Joy Jeffries.

  • Jeffries, B. Joy, 1853-
Date:
1888
Catalogue details

Licence: Public Domain Mark

Credit: Report of the examination of 27,927 school children for color-blindness / by B. Joy Jeffries. Source: Wellcome Collection.

Provider: This material has been provided by UCL Library Services. The original may be consulted at UCL (University College London)

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    R E P» O R T OF THE EXAMINATION OF 27,927 SCHOOL CHILDREN FOB COLOE-BLI]SrD]^ESS BT B. JOY JEFFRIES, A.M., M.D. BOSTON: ROCKWELL AND CHURCHILL, CITY PRINTERS, No. 39 AROH STREET. 1 8 8 0.