Bank of England note issues of the note; these notes are now very rare and sought by collectors. The Stephenson £5 note was withdrawn as legal tender from 21 November 2003, at which time it formed around 54 million of the 211 million £5 notes in circulation. The first Bank of England £10 note was issued in 1759, when the Seven Years' War caused severe gold shortages. Following the withdrawal of the denomination after the Second World War, it was not reintroduced until 21 February 1964 when a new brown-coloured note was issued in the Series C design. The Series C note was withdrawn on
Bank of England note issues new Series D £20 note, predominantly in purple and featuring a statue of William Shakespeare and the balcony scene from "Romeo and Juliet" on its reverse, was introduced on 9 July. On 5 June 1991 this note was replaced by the first Series E £20 note, featuring the physicist Michael Faraday and the Royal Institution lectures. By 1999 this note had been extensively copied, and therefore it became the first denomination to be replaced on 22 June 1999 by a second Series E design, featuring a bolder denomination figure at the top left of the obverse side, and a reverse