An Interactive Annotated World Bibliography of Printed and Digital Works in the History of Medicine and the Life Sciences from Circa 2000 BCE to 2022 by Fielding H. Garrison (1870-1935), Leslie T. Morton (1907-2004), and Jeremy M. Norman (1945- ) Traditionally Known as “Garrison-Morton”

15961 entries, 13944 authors and 1935 subjects. Updated: March 22, 2024

FERRY, Ervin Sidney

1 entries
  • 1473

Persistence of vision.

Amer. J. Sci., 3 ser. 44, 192-207, 1892.

Ferry modified Weber’s law on the relationship between stimulus and sensation. Following the work of Porter, Proc. roy. Soc. (Lond.), 1898, 63, 347; 1902, 70, 313, the term “Ferry–Porter Law” came into being.



Subjects: OPHTHALMOLOGY › Physiology of Vision, PSYCHOLOGY › Psychophysics, PSYCHOLOGY › Sensation / Perception