ERRATA

It is very much regretted that the following errors occurred in the paper “The effect of a refractory period upon randomly initiated nerve impulses as studied with an electronic model” by T. J. Biscoe and A. Taylor, published in the October 1965, number of this journal: p. 431. 1. 6. For “promimity” read “proximity”. p. 433. Caption to fig. 3. For “ v2 ” and “ v3 ” read “x2”. p. 434. Table I. Delete last sentence of legend. p. 434. 7 lines from foot. For “123” read “120”. pp. 434, 435. Tables I, II, III. For “Q2” read “x2”. p. 436. 1. 10. For “nilthreshold processes in the lumulers” read “subthreshold processes in the limulus”.