Section of Superconducting cable
2013
2013
1870s
before 1889
1960-1985
1837-1901
1780
1970
circa 1970
1870s
1872-3
1500-1599
2015-2020
1950s
1964-10-18
1800-1883
1940s-1950s
1950s
1950s
1950s
1950s
1964-01-18
1950s
1950s
1880-1894
1880-1900
1911
1882-1884
1850-1900
1850-1900
1950-1970
1800-1883
1684
Unknown
1992-06
1987-1993
1981-1990
1952
1992
1992
1800-1883
Unknown
1992
Unknown
1992