Book  (1936)  Page(s) 384.  
 
Kessels, Maria (HP) Verschuren 1905; B. A. de Rothschild X ? ; white, light pink center, large, double, growth 7/10.

Magazine  (15 Jul 1911)  Page(s) 338.  
 
The Parentage of Roses.
The following list of the world's Roses and their parentage has been compiled by Mr. Robert Daniel, 38 Russell Road. Fishponds, Bristol, and by his kind permission we are enabled to publish it...
Maria Kessells... Hybrid Perpetual, Verschuren, 1905, Seedling Baroness Rothschild

Book  (1906)  Page(s) 171.  
 
Roses annoncées pendant l'impression
11.008. Maria Kessels, Hybride Remontant, Verschuren, 1905 blanc légèrement rouge

Magazine  (May 1905)  Page(s) 27.  
 
New Roses for 1905...Breeder: Verschuren, Haps.
Maria Kessels (Hybrid Perpetual). Seedling of Baronne de Rothschild. Pure white bud, center slightly pink; large, double.