found: His A southern tradition in theology and social criticism, 1830-1930, 1984:CIP t.p. (Ralph Luker)
found: King, M.L. Papers of Martin Luther King, JR, 1992:cip t.p. (Ralph E. Luker)
found: His Historical dictionary of the civil rights movement, 1997:CIP t.p. (Ralph E. Luker) data sheet (b. 3-1-40)
found: Ovington, Mary White. Black and white sat down together, 1995:title page (edited and with a foreword by Ralph E. Luker)
found: Richardson Christopher M. Historical dictionary of the civil rights movement. Second edition, 2014:title page (Christopher M. Richardson and Ralph E. Luker)
found: RalphLuker.com, viewed January 8, 2015:home/about (Ralph E. Luker has taught in history departments at Allegheny College, Antioch College, and Morehouse College and in religion departments at Lincoln University and Virginia Tech) - http://www.ralphluker.com/about.html
found: Carolina alumni review, Jan./Feb. 2016:page 66 (Ralph Edlin Luker; died Aug. 8, 2015; Methodist minister; taught history and religion at a number of colleges and universities; author of books on civil rights)