Pedigree de Robertson's Rollo par Wikipedi

McCallum's Frank Country of origin : United States	Unknown	Unknown
		Unknown
	Unknown	Unknown
		Unknown
McDougall's Brownie Country of origin : United States	Unknown	Unknown
		Unknown
	Unknown	Unknown
		Unknown

Pedigree de Robertson's Rollo proposé par WikiPedi du site La Gloriette d'Artémis