Seyda, Marjan.
Seyda, Maryan.
Seyda Marian, krypt. m. in.: MP, MP-x, Mars, Verus, dr MS, pseud. Jan Światosławski (1879-1967)
Marian Seyda
(1879-1967) prawnik, polityk, historyk, publicysta, emigrant
(1879-1967) lawyer, politician, historian, publicist, emigrant