The National Association of Special Delivery Messengers (SDM) was a labor union representing United States Postal Service workers.
The union was founded in 1932, and was chartered by the American Federation of Labor in 1937. [1] It transferred to the new AFL-CIO in 1955, and by 1957, it had 2,000 members. [2] This grew slightly to 2,605 members in 1970. [3]
On July 1, 1971, the union merged with the United Federation of Postal Clerks, the National Postal Union, the National Association of Post Office and General Service Maintenance Employees, and the National Federation of Post Office Motor Vehicle Employees, to form the American Postal Workers' Union. [4] [5]
The American Postal Workers Union (APWU) is a labor union in the United States. It represents over 200,000 employees and retirees of the United States Postal Service who belong to the Clerk, Maintenance, Motor Vehicle, and Support Services divisions. It also represents approximately 2,000 private-sector mail workers.
The U.S. postal strike of 1970 was an eight-day strike by federal postal workers in March 1970. The strike began in New York City and spread to some other cities in the following two weeks. This strike against the federal government, regarded as illegal, was the largest wildcat strike in U.S. history.
The National Federation of Federal Employees (NFFE) is an American labor union which represents about 100,000 public employees in the federal government.
The International Glove Workers' Union of America (IGWUA) was a labor union representing workers involved in making gloves in the United States and Canada.
The International Stereotypers' and Electrotypers' Union (ISEU) was a labor union representing workers in two related trades in the United States and Canada.
The International Brotherhood of Pulp, Sulphite, and Paper Mill Workers (IBPSPMW) was a labor union representing workers involved in making paper in the United States and Canada.
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The United Glass and Ceramics Workers of North America (UGCWNA) was a labor union representing workers in several related industries in the United States and Canada.
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The American Flint Glass Workers' Union (AFGWU) was a labor union representing workers involved in making glassware and related goods in the United States and Canada.
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The International Jewelry Workers' Union (IJWU) was a labor union representing workers involved in making jewelry in the United States and Canada.
The International Union of Journeymen and Allied Trades (IUJAT) is a general union in the United States, with a history as a labor union representing farriers.
The Metal Polishers', Buffers', Platers' and Allied Workers' International Union (MPBP) was a labor union representing metal workers in the United States and Canada.
The Pattern Makers' League of North America (PMLNA) was a labor union representing patternmakers in the United States and Canada.
The Stove, Furnace and Allied Appliance Workers' International Union of North America (SFAW) was a labor union representing workers involved in fitting heating equipment in the United States and Canada.