Nineteen standard mica capacitors by H. W. Sullivan Ltd, with capacitances ranging from 0.0001 to 0.05 microfarads and dates from 1951 to 1960. Nineteen standard mica capacitors by H. W. Sullivan Ltd 1951-1960
Two standard mica capacitors by H. W. Sullivan Ltd, capacitance 0.2 microfarads and serial no. 57227/1959, and capacitance 0.07 microfarads serial no. 57228/1959, made in 1959. Two standard mica capacitors by H. W. Sullivan Ltd 1959