In reviewing the literature for 1930 on the tonsils and the adenoids, I have selected only those papers which promote discussion and those which, according to my judgment, show the advances made in this particular field of otolaryngology during the past year. Interesting papers by Monroe and Volk, McLean and Kaiser were directed toward the study of large groups of children for the results of tonsillectomy. A great deal of interest has been exhibited in the consideration of the complications of tonsillectomy. A symposium on the subject of pulmonary abscess following tonsillectomy, which was given before the American Bronchoscopic Society, considered all phases of this subject in a comprehensive manner. Other complications of tonsillectomy, such as thrombophlebitis of the internal jugular vein, pyemia, deep cervical infection and parapharyngeal abscess, were presented by various authors in several interesting papers. In the treatment of the tonsils, renewed interest has been exhibited in