William M. Welch was an American manufacturer from Maquoketa,

Iowa Iowa () is a state in the Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wisconsin to the northeast, Illinois to the ...

notable for inventing the

High school diploma A high school diploma or high school degree is a North American academic school leaving qualification awarded upon high school graduation. The high school diploma is typically obtained after a course of study lasting four years, from grade 9 to gra ...

References

People from Maquoketa, Iowa American printers Year of birth missing Year of death missing Place of death missing {{US-business-bio-stub