Namensvarianten
Poestion, Josef C. ; Poestion, Joseph Calasanz Karl ; Calion, J. ; Poestion, Joseph C. ; Poestion, Jos. Calasanz ; Poestion, Jos. Cal. ; Poestion, J. C. ; Cahon, Joseph ; Christensen, Svend ; Poestion, Josef Calasanz ; Poestion, Joseph ; Poestion, Joseph Calasanz ; Poestion, J.C.