Jun 11 1937 Mar 14 1938 Mar 15 1938 Jul 16 1938 Mar 16 1938 Mar 18 1938 Mar 19 1938 Apr 1 1938
3rd - 5th A.D. 5th - 4th B.C. 6th - 4th B.C. Geometric - 5th B.C. Late 4th - Early 5th B.C. Second Half of 6th B.C. 4th B.C. Third Quarter of 6th B.C. 6th - Early 5th B.C.