In 1919 he became full - time District Officer of the Workers ' Union for Cambridgeshire and the Isle of Ely , largely representing agricultural workers .
By trade he was a printing machinist , although he took a great interest in the plight of agricultural workers .
In 1919 printing machinist became full - time District Officer of the Workers ' Union for Cambridgeshire and the Isle of Ely , largely representing agricultural workers .
By trade he was a printing machinist , although he took a great interest in the plight of agricultural workers .