The Miners' Unions of Northumberland and Durham by the historian Edward Welbourne was first published in 1923. It was based on a study which had previously been awarded the Thirlwall Prize, the Seeley Medal for History, and the Gladstone Prize in the year 1921 at the University of Cambridge. The book presents an historical analysis of the charged social conditions and conflicts that shaped the coal mining industry in the north of England from the middle of the eighteenth to the end of the nineteenth century.