Era
(1926)
1
(1934)
3
(1939-1940)
1
(August 1-31, 1930)
1
(Feb. 28, 1937)
1
(March 11-18, 1923)
1
(May-October 1928)
1
(November 1918)
1
(September 1-8, 1929)
1
(September 2-8, 1923)
1
(September 2-9, 1923)
1
(September 5-11, 1926)
1
(September 7-14, 1924)
1
1397?-1468
2
1449 or 50-1515
1
1473-1543
2
1480?-1546
1
1491-1547
1
1510-1568
1
1564-1616
5
15th century
1
1606-1669
1
1622-1673
1
1685-1759
1
1694-1773
1
1697-1746
1
16th century
1
1706-1790
1
1712-1789
2
1717-1780
1
1731-1818
1
1732-1809
1
1739-1797
1
1740-1813
1
1742-1822
1
1751-1780
1
1753-1816
1
1756-1791
1
1757-1827
1
1757-1829
1
1769-1821
1
1771-1834
1
1774-1833
1
1784-1832
1
1790-1864
1
1793-1876
1
1798-1873, USMA 1818
1
17th century
1
1800
1
1802-1885
1
more ...