Heythrop Mk V Phonic Chronoscope, a type of direct reading reaction timer invented by J. Leycester King and made by H. Tinsley and Co., London, England, 1933-1937
Details
- Category:
- Psychology, Psychiatry & Anthropometry
- Object Number:
- 1993-761
- type:
- chronoscope
- credit:
- St. Ignatius College
