Women's pay

I was reading some newspaper cuttings from the 1940s when this small article caught my eye. It was a small, seemingly inconsequential note about a London council awarding war bonuses to its employees. However, they were discriminating between the pay of men and women: men got bigger bonuses, presumably for doing the same job. This type of pay discrimination was outlawed in the 1970s, but in the 1940s it was accepted practice: