(Utrecht), (1876). [17e Jrl. Versl. v.h. Ned. Gasthuis voor Ooglijders, Utrecht, 1976]. 67 pp. 8vo. Modern wrappers.
Mulder was an assistant in ophthalmology to Donders and Snellen. Het was promoted MD 'magna cum laude' by Donders in 22 December 1874 with the present thesis.