8 March 2016 Last updated at 17:25 GMT
Despite equal pay legislation being introduced in 1970 a gender pay gap still exists today. According to the Office of National Statistics, women are still paid 24.6% less than their male counterparts in skilled trades.
Video produced by BBC Rewind
Parity is this year's theme for International Women's Day so 46 years after the introduction of the Equal Pay Act, BBC Rewind looks back on the history of the gender pay gap.