![](https://coimages.sciencemuseumgroup.org.uk/46/94/large_thumbnail_1923_0424_0003__0001_.jpg)
Radio tuning coil No. 150, 1922-1923
1922-1923
1922-1923
1922-1923
1922-1923
1922-1923
1910-1930
1922-1923
1922-1923
1922-1923
1922-1923
1922-1923
1922-1923
1858
1920-1930
1822-1856
1863
1960-1980
1960-1979
1876
1960-1969
1876
1943-1983
1997
1946
1821-1850
1984-1985
1910
1922-1923
1942-1957