The International Stereotypers' and Electrotypers' Union (ISEU) was a labor union representing workers in two related trades in the United States and Canada.
The union was founded in August 1902, as a split from the International Typographical Union, and was immediately chartered by the American Federation of Labor.
[1] The union later affiliated to the AFL–CIO, and by 1957, its membership had risen to 13,577.
[2] In 1971, the union renamed itself as the International Stereotypers', Electrotypers' and Platemakers' Union.
[3] On 1 October 1973, it merged with the International Printing Pressmen and Assistants' Union of North America, to form the International Printing and Graphic Communications Union.