Fifth Annual Meeting of the Society, Philadelphia, Pennsylvania, May 9–10, 1957

The fifth annual meeting of the Operational Research Society of America was held at the University of Pennsylvania on May 9 and 10, 1957. The Penn-Sherwood Hotel was headquarters. There were 48 registrations, of which 288 were members and 180 nonmembers. This report includes:

—Report of the Secretary

—Report of the 1956 Lanchester Prize Committee

—Abstracts