Jack was a very special Boxer and a brandnew bloodline to Australia. Although bred in the UK by Mrs Pamela Wilkinson (Evesham) he is directly bred from Dutch and Spanish bloodlines.
His Grandsires/Gt. Grandsires include the famous Spanish Champion Janos De Loermo (Imp UK/Spain) of Lynpine, Claudio Von Haus Roxanna Of Lynpine (Imp UK/Spain) Abgar Von Bernmariek of Marbelton (Imp Holland).
Also the most famous boxer of all time International Champion Tabor Von Worikben.