Complex sentence: Under Board of Trade control, working conditions for the weavers dramatically improved and the average wage increased from 31s 5d to 78s 0d, and on 19 August 1941 a minimum wage agreement was signed.
Split into simpler sentences: Under Board of Trade control, working conditions for the weavers improved and the average wage increased from 31s 5d to 78s 0d. On 19 August 1941 a minimum wage agreement was signed.