Book  (Dec 2000)  Page(s) 88.  
 
Duchess of York
Hybrid Perpetual
[James] Cocker & Sons

Book  (1985)  Page(s) 151.  
 
In 1897 [James Cocker & Sons] turned their attention to the Royal family, with the salmon pink 'Duchess of York'.

Book  (1936)  Page(s) 765.  
 
of York, Duchess (HP) Cocker 1897; salmon-coloured

Book  (1910)  Page(s) 283.  
 
Duchess of York Hybrid Perpetual; flowers pale blush pink.