See if any dogs are linebred to CH. Courtbarton Puff A Billy

Reverse linebreeding does a progeny listing to find out which descendants are linebred to this particular dog

For top producers this can be a huge list of dogs to work with (well over 100.000). So there is a limit to this check, just to keep the responce time within the acceptible
Finlandica's Czarina

CH. Finlandica's Czarina 

Boston Terrier
femaleFemale

Inserted 5.4 years ago  -   Father: CH. Classic's Mr Merlin
Registry:    -   Mother: CH. Finlandica's Salome
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