[579] περι-κέφαλος, = Vorigem, Mathem. vett.
Brockhaus-1911: Peri
DamenConvLex-1834: Peri (Mythologie)
Meyers-1905: Peri... · Peri [2] · Peri [1]
Pierer-1857: Peri [3] · Peri [2] · Peri [1]
Vollmer-1874: Peri