Pinkerton, His Personal Record, 24; Testimony of J. H. Strobridge, Palace Hotel, SF, Tuesday Aug. 9, 1887, PRC, 6: 3107, corrected, 3139-40.
Eric Arnesen, "'Like Banquo's Ghost, It Will Not Down': The Race Question and the American Railroad Brotherhoods, 1880-1920," American Historical Review 99 (Dec. 1994): 1607.
