Pedigree of Derk
Derk Black and White United Kingdom 1974	Spot Black and White United Kingdom 1971	Sweep	Int. Dr & Scot Shep. Ch '68 Sweep Black and White United Kingdom 1965
			Judy Blue Merle United Kingdom 1965
		Lyn Black and White United Kingdom 1962	Rex Black and White United Kingdom
			Fly Black Tricolour United Kingdom 1960
	Fly Black and White United Kingdom 1971	Scot Shep Ch '65, Scot Nat Ch '65/'66 Spot White and Black United Kingdom 1962	Bob Black and White United Kingdom 1955
			Wiston Nan III Black and White United Kingdom 1953
		Lass Black and White United Kingdom 1965	Int Sup Ch '65, Int Shep Ch '66, Scot Driving Ch '69 Wiston Cap Black Tricolour United Kingdom 1963
			Lassie Black and White United Kingdom 1960
This pedigree was generated by