Sperant
Ido
Ludwik_Zamenhof
Lev_Tolstoy
Vükiped_Sperantapükik
Kongred_valemik_speranta
Kongred_bevünetik_yunanefik_speranta
Willem_Drees
István_Pukli
Emanuel_Reicher
Detlev_Blanke
Renato_Corsetti
Vladimir_Varankin
Helmar_Frank
Georges_Lagrange_(lautan)
Jan_Knappert
Wera_Paintner