FOR CONGRESS S.L.P. 9TH CONG. DIST. DANIEL DE LEON.

Pinback button promoting Daniel De Leon for Congress, Socialist Labor Party, New York, 1908. 1 1/4" cello in excellent condition with St. Louis Button Company backpaper. DeLeon was instrumental in the growth of the Socialist Labor Party from 1890 until his death in 1914 and the founder of the Industrial Workers of the World (IWW). He was the candidate for governor of the SLP in 1902 and 1904, and candidate for Congress in 1894, 1896 and 1908.