""A Strike of Millionaires Against Miners or The Story of Spring Valley: An Open Letter to the Millionaires"" is a book written by Henry Demarest Lloyd in 1890. The book is a detailed account of the events that took place during the Spring Valley coal mine strike in Illinois, where wealthy mine owners refused to meet the demands of their workers for better wages and working conditions. Lloyd's book is written in the form of an open letter addressed...