Book  (2007)  Page(s) 211.  
 
Index of all the roses bred in Lyon, France.

Book  (1936)  Page(s) 139.  
 
Ceres (tea) Schwartz 1896; cream, center shaded dawn-colour and china-pink, large, double, growth 7/10

Book  (1906)  Page(s) 32.  
 
2.042. Ceres, Thé, Veuve Schwartz 1896 rose et crème

Book  (1902)  Page(s) 164.  
 
Thé sarmenteux. 6309. Cérès (Oger 1853), crème

NB: the description does not fit Oger's 'Ceres', which is a bright pink Bourbon/HP.

Booklet  (1899)  Page(s) 13.  
 
Ceres (T) climber. V. Schwartz '95.  Creamy white, shaded in centre with yellow and China rose, moderate-sized flowers: a strong climber.