Book  (2007)  
 
Coronet Polyantha, yellow blend, W. Paul. Intro. 1912. Includes description.

Book  (1936)  Page(s) 175.  
 
Coronet (polyantha) W. Paul 1913; yellow, shaded pink, large clusters, floriferous, short habit.

Book  (1934)  Page(s) 69.  
 
 Alex Ross, Ashton, S.A.   Polyantha Roses:    
Coronet, yellow with rose shading….

Book  (1934)  
 
Coronet (poly. pom.). Flower yellow shaded with rose, free, in trusses. Bed. B.

Magazine  (29 Jul 1922)  Page(s) 369.  
 
A charming little rose of a pale pink shade is Perle Orleanaise. This is one of the dwarfest in habit, though Coronet, with flowers of deep cream flushed with pink, makes a good companion for it.

Book  (1916)  
 
p105-4  Coronet  (Just the name listed by Walter Easlea  in his 1913-1914 listing) 

p77-1  Lewis Levy,  The History and Evolution of the Dwarf Polyantha. 
…..Coronet and ….. were amongst the successes of 1912.   

p83-1    Lewis Levy.    
1912.  Coronet.  Colour: Rose yellow,   Raiser: W. Paul.

Website/Catalog  (1914)  Page(s) 35.  
 
Polyantha Pompons (Bedding Types).
No pruning necessary except to remove the past season's flower stems.
Coronet... Wm. Paul, 1912, dwarf. Yellow shaded with rose, very free and effective, and quite distinct.

Website/Catalog  (1914)  Page(s) 11.  
 
Polyantha Coronet (Wm Paul 13). Yellow with pink, large clusters, blooms willingly, group and cut rose

Magazine  (1912)  Page(s) 103.  
 
Nos excellents confrères, MM. William Paul et Son, Rosiéristes à Waltham Cross, Angleterre, mettent eu vente, à partir de juin 1912, les variétés ci-après : CORONET (polyantha nain). — Fleurs jaunes, teintées rose et très belles. Rosier très florifère, absolument distinct de toutes les autres variétés de polyantha qui sont actuellement dans les cultures.