Glentarella Border Collies
ANKC
Australian National Kennel Council
Dogs NSW
Dogs Victoria
Dogs ACT
Dogs QLD
Dogs NT
Dogs SA
Dogs Tasmania
Dogs West
BCC NSW
The Border Collie Club of NSW
BCC Vic
Border Collie Club of Victoria
Border Collie Colours
The Bryning Border Collies website contains one of the best explanations of the colours of border collies I have been able to source.