[522] Eichen, so v.w. Aichen.
Adelung-1793: Eichen
Brockhaus-1837: Eichen
Brockhaus-1911: Eichen [3] · Eichen [2] · Eichen
Lueger-1904: Eichen, Eichung
Meyers-1905: Eichen [3] · Eichen [2] · Eichen [1]
Pataky-1898: Eichen, Brenda v.
Pierer-1857: Kurowsky-Eichen · Eichen [1]