The April 1889 issue of Freedom.
Freedom vol 3. no 29 (April 1889)
Documents of the Knights of Labor
Letters from the South Grand Master Workman of the Knights of Labor, revealing that the color line still remained a serious problem, and that the Knights did not succeed in breaking down the wall separating white and black. They also throw light on some of the special problems facing the KoL when it moved into the South.