How and when we began
Subtitle: National Union of Sheet Metal Workers, Coppersmiths, Heating and Domestic Engineers.
Contributors: National Union of Sheet Metal Workers, Coppersmiths, Heating and Domestic Engineers.
Publisher: [s.n.]
Place of publication: [S.l.]
Language: eng
Subjects: National Union of Sheet Metal Workers, Coppersmiths, Heating and Domestic Engineers -- History.; Metal-workers -- Labor unions -- Great Britain -- History.