Book  (1936)  Page(s) 517.  
 
Normandie, Duch. de (bourbon) Oudin 1846; vivid garnet, medium size, double, globular.

Book  (1899)  Page(s) 55.  
 
Dchesse de Normandie, Bourbon, Oudin, 1846, grenat vif

Book  (1880)  Page(s) Annex, p. 42.  
 
bourbon, Duchesse de Normandie (Oudin, 1846), purple-red, medium size, full, globular.

Book  (1854)  Page(s) 275-277.  
 
Translation:
Perhaps one or the other lover of ever-blooming roses will thank me if I share the list of those I can recommend from personal acquaintance, regardless of age or novelty. Such are,...4) Ile Bourbon roses: ...Duchesse de Normandie...

Magazine  (1847)  Page(s) 84.  
 
Exposition des Produits et Objets d'Artet dPindustrie Horticoles au Profit des Pauvres. Mars 1847....
H. JAMAIN, Rue du Cendrier, 1, à Paris. Rosiers.
1686 Ile Bourbon, duchesse de Normandie.

Magazine  (1847)  Page(s) 117.  
 
NEW ISLE DE BOURBON ROSES,
SOLD OUT LAST AUTUMN (1846). ON THE CONTINENT.
...Duchesse de Normandie.—This is a globular flower, full and high in the centre; the petals are well formed and imbricated. It is of a deep purplish rose colour, rather lighter in the middle, and is stated to be a beautiful and well marked variety. Originated from seed, by Messrs. Audin.