Mutchler, Jr., Jack C.Hindman, Scott Craig2014-09-182026-09-292014-09-182026-09-29200316199http://arks.princeton.edu/ark:/88435/dsp01rb68xd22fhttps://theses-dissertations.princeton.edu/handle/88435/dsp01rb68xd22f97 PagesBlacks in Blue: The Saga of Black Baseball's Umpires, 1885-1951Princeton University Senior Theses