A Study of the Temporomandibular Joint with Special Reference to the Form and Action of the Masticating Surfaces of the Teeth11The publication of the following paper has been delayed for more than a year because of Dr. Williams’ desire to complete all the experiments which he could devise bearing on the subject and to publish an account of these experiments as a whole. His final experiments were described in a paper read before the National Society of Denture Prosthetists at Boston, August 20, 1920 and published in The Journal of the National Dental Association for December, 1920 This last-mentioned paper should be read in connection with the paper herewith presented as the completion of this work.—Editorial Note.