![Problem Department]()
Problem DepartmentN. A. Court, Paul D. Thomas, H. Jones, Nev. R. Mind, K. J. Nielsen, H. S. Grant, Earl V. Greer, J. Frank Arena, H. T. R. Aude, William Taylor, A. Sisk, Frank Hawthorne, Walter B. Clarke, Howard D. Grossman, E. P. Starke and Frank C. Gentry · National Mathematics Magazine · 1944