The United Cement, Lime and Gypsum Workers' International Union (UCLG) was a

labor union A trade union (labor union in American English), often simply referred to as a union, is an organization of workers intent on "maintaining or improving the conditions of their employment", ch. I such as attaining better wages and benefits ( ...

representing workers involved in processing building supplies in the United States and Canada. The union was established in 1936, as the National Council of United Cement Workers. In 1939, it was chartered by the

American Federation of Labor The American Federation of Labor (A.F. of L.) was a national federation of labor unions in the United States that continues today as the AFL-CIO. It was founded in Columbus, Ohio, in 1886 by an alliance of craft unions eager to provide mutu ...

as the UCLG. From 1955, it was affiliated to the

AFL–CIO The American Federation of Labor and Congress of Industrial Organizations (AFL–CIO) is the largest federation of unions in the United States. It is made up of 56 national and international unions, together representing more than 12 million ac ...

, and by 1957, it had 40,000 members, declining to 36,800 members by 1980. On April 1, 1984, the union merged into the

International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers The International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers (IBB) is a trade union in the United States and Canada. It is for boilermakers and related occupations, and is affiliated with both the AFL–CIO ...

.{{cite journal , last1=Adams , first1=Larry T. , title=Labor organization mergers 1979-84: adapting to change , journal=Monthly Labor Review , date=1984 , volume=107 , issue=9

Presidents

:1936: William Schoenberg :1954: Felix C. Jones :1970: Thomas F. Miechur

References

Trade unions established in 1936 Trade unions disestablished in 1984 Building and construction trade unions