Brockhaus-1911: Barth [4] · Barth [3] · Barth [2]
Eisler-1912: Barth, P. · Barth, Paul
Herder-1854: Barth [3] · Barth [4] · Barth [1] · Barth [2]
Meyers-1905: Barth [2] · Barth [1]
Pagel-1901: Barth, Jean Baptiste · Barth, Adolf · Barth, Adolf · Barth, Arthur
Pataky-1898: Barth, M. · Barth, S.
Pierer-1857: Barth-Barthenheim · Barth [2] · Barth [1]
Schmidt-1902: Barth, Rudolf · Barth, Johann August · Barth, Johann Ambrosius