| 作者 | Alexander Del Mar / Allen Caperton Braxton / Booker T. Washington / Charles Betts Galloway / Connecticut State Medical Society / Daniel Henry Chamberlain / Francis Gordon Caffey / George Henry Moore / George Washington Cable / H. A. Schauffler / Kelly Miller / Leander Trowbridge Chamberlain / Open Letter Club (Nashville, Tenn.) / Taunton Union for the Relief and Improvement of the Colored Race (Taunton, Mass.) / Thomas D'Arcy McGee / United States / United States. Congress. Senate. Committee on the Census / William Edward Burghardt Du Bois |
