Walter_Baade | doctoralStudents | Halton_Arp
Walter_Baade | doctoralStudent | Halton_Arp
Walter_Baade | doctoralStudent | Halton_Arp
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Hallon Arp a oa ur stredegeg Walter Baade. Ar c'hoarier 'oa Hallon Arp. Halton Arp was a doctoral student of Walter Baade. Walter Baade's doctoral student was Halton Arp.
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