9:30 a.m. - ClinicalDemonstrations, Hospital of the University of Pennsylvania.

12:30 p.m. - Luncheon, Rittenhouse Hotel.

2:00p.m. - College of Physicians, MitchellHall.

1. President'sAddress.

2. Antero-lateralCostectomy Following Thoracoplasty for Pulmonary Tuberculosis

Dr. Carl A. Hedblom, Chicago, Illinois.

3. Unusual ResultsFollowing Phrenicectomy

Dr. Frank B. Berry, New York City.

4. Reasons for andEffect of Collapse Therapy in Pulmonary Tuberculosis

Dr. E. J. O'Brien, Detroit, Michigan.

5. IdiopathicDilatation of the Oseophagus

Dr. F. A. C. Scrimger, Montreal, Canada.

6. Observations on theOesophagus, Stomach and Heart Following Unilateral Phrenicectomy

Dr.Harry C. Ballon, Dr. Hugh Wilson (byinvitation).

Dr.J. J. Singer, Dr. E. A. Graham, St. Louis, Mo.

7. The Treatmentof Penetrating Wounds of the Pleural Cavity

Dr. Duff S. Allen, St.Louis, Mo.

7:00 p.m. - PRESIDENT'S BANQUET - Mask and Wig Club,University of Pennsylvania.