Materials related to notable IWW members Carlos Cortez, Joe Hill, and Jack Sheridan. Carlos Cortez was best-known as an IWW artist, poet, and columnist who created many of the most recognizable images for IWW publications. His materials include periodicals and a few flyers for exhibits. Joe Hill was a legendary figure in the IWW, a songwriter and member whose songs for the movement are still performed today. He was considered a martyr of the labor movement after being killed in prison in Utah in 1915. Materials related to Hill include a program for his memorial in Chicago in 1915, and various publications which contain stories about Hill. There is one also folder of materials pertaining to Jack Sheridan, a longtime Wobbly who was active as platform speaker and soapbox speaker in New York and later in Chicago. A frequent contributor to the Industrial Worker, he was also involved in Chicago's Dill Pickle Club in the 1920s. The folder contains clippings, a newsletter, and a flyer for one of his speaking engagements.