Speech of Hon. Benjamin W. Harris of Massachusetts in the House of Representatives, February 18, 1881
Contributors: Tweedy, John, 1849-1924, former owner; Royal College of Surgeons of England
Publisher: [s.n.]
Published: 1881
Place of publication: Washington
Language: eng
Number of pages: 20
Subjects: Color Vision Defects; Naval Medicine
Notes: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

The Royal College of Surgeons of England.
Table of contents: title: 'On the joint resolution (H.R. No. 308) relating to color-blindness and visual acuteness in persons employed in the Navy and merchant marine' - caption.