1915
1915-1918
1911
1934
circa 1910
1916
1918
1910-1920
2000-100 BCE
1914-1918
1914
circa 1920
1915-1917
1910
1919
1920
1912
1917
1916-1917
1955; 1830
1913
1917-1918
1914-1920
1918-1920