EINTHOVEN, WILLEM Dutch physiologist, was born on May 2 2, 1860, at Samarang, in Java, and was edu cated at Utrecht under Donders. In 1885 he was made professor of physiology at Leyden, where he remained until his death, on Sept. 29, 1927. In 1924 he was awarded the Nobel prize for physiology and medicine for his discovery of the mechanism of the electro-cardiogram. He was also renowned for his application of the string-galvanometer in the investigation of the mechanism of the electrical phenomena of the human heart.