Three officers in the Department of Naval Science, Lieutenant R. W. Berry, Lieutenant Commander W. E. MacKay, and Lieutenant Commander W. E. MacKay, and Lieutenant R. B. McRight U.S.N., who have completed their required two years land duty, will begin sea-duty next fall and are replaced by Commander R. C. Williams of the U.S.S. Barry, Lieutenant Commander C. S. Alden, skipper of the U.S.S. Jacob Jones, and Lieutenant E. A. Seay, executive officer on board the submarine R-7.

Lieutenant Commander MacKay, the only one of the present Harvard staff who has been given a definite assignment as yet, will assume his post as executive officer of the U.S.S. Vega, cargo transport ship plying between the East Coast and the Aleutian Islands, immediately. His present work in navigation duty here will be taken over by Berry and McRight.