Hasso von Schifferstadt SchHI, ZtP, Gek bis EzA Male Rottweiler  10/6/1959 (deceased) Breeder: Ignaz Bertram ADRK 37586 Sire: WS'56/Swiss Sieger '55 Hektor vom Burgtobel SchH I, Gekort Dam: JBSGN 57' Asta von Alt-Sickingen

Sources:

Book  (The Rottweiler - An International Study of the Breed by Dr. Dagmar Hodinar, 1st Edition 1985, p.254, Breeding Qualification Report (Korschein))