Corrosion of lead, containing copper and iron
before 1889
before 1889
1915
1895-1905
1956-05-05
1893
1884
1846
before 1889
1914
1875
1915
1915
1884
1914
1915
1914
1914
1914
1914
1914
1913
1915
1914
1914
1914
1914
1914
1914
1914
1914
1914
1915
1914
1915
1914
1915
1915
1914
1914
1914
1914
1914
1914
1914
1915
1914
1914
1914
1915