The union traces its roots to the era of the American Civil War, when an organization known variously as the National Plasterer's Union or the National Plasterers Organization attempted to unify the various local craft unions that represented workers in the trade.
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She was a member of the International Society of Artists (Artists' International Association), the Greater Kansas City Art Association, and Tri-County Art League.
Henrion was a member of the Artists' International Association, the Society of Industrial Artists and Designers (later the Chartered Society of Designers), and the Council of Industrial Design; in 1952 he became one of the earliest members of Alliance Graphique Internationale, in which designers from all over the world could meet and share ideas.
He attended the Manchester School of Art from 1934 to 1936, where he became involved in the Artists' International Association and the Communist Party of Great Britain.