Members
- Warren W. Tolman (Chief)
- Emmett N. Parker
- John F. Main
- John R. Mitchell
- Oscar R. Holcomb
- Walter B. Beals
- William J. Millard
- Adam Beeler
- Henry E. T. Herman
Notes
- Mark A. Fullerton died on Monday, September 21st, 1931
- Henry E. T. Herman joined on Wednesday, September 23rd, 1931