Frederick Douglass Frederick Douglass Frederick Douglass Stanford Encyclopedia of Philosophy: Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass Plato (Stanford.edu) Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass "Frederick Douglass." Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass as philosopher Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass Frederick Douglass