Book  (Apr 1993)  Page(s) 36.  
 
Baby Betty Polyantha, medium pink, 1929, 'Eblouissant' x 'Comtesse du Cayla'; Burbage Nursery. Description.

Book  (1990)  Page(s) 127.  Includes photo(s).
 
Baby Betty (1929) Description. Flowers: small, double, fragrant, pink shaded lighter at the base...

Book  (1940)  Page(s) 15.  
 
Baby Betty Polyantha. (Burbage Nursery 1929)... Bud ovoid, yellow with peculiar red tinge... flower pink, lighter base...

Website/Catalog  (1938)  Page(s) 44.  
 
Polyantha and their Hybrids (Dwarf Bedding Types)
No pruning necessary except to remove the past season's flower stems.
Baby Betty... Yellow, with ruddy tint in bud fading to rose. Upright, vigorous compact growth. Very free. Introduced 1929.

Book  (1936)  Page(s) 75.  
 
Betty, Baby (polyantha) Burbage Nurs. 1928; Eblouissant X Cts. du Cayla; pink, flecked red and light pink, whitish pink base, small, double, cup form, lasting, fragrance 4/10, floriferous, continuous bloom, leathery bronze-green foliage, red branches, growth 5/10, dense, short, hardy. Sangerhausen

Magazine  (Apr 1932)  Page(s) 45-46.  
 
[From the N.R.S. Trial garden in 1930][continued from August 1931 issue: Un Certificat de première classe a été décerné à :]
229. Baby Betty (poly, pom.), The Burbage Nurseries.
Couleur : Cuivré dans le bouton, rose pâle en s'ouvrant.
Forme de la fleur : Forme de calice.
Parfum : Léger.
Forme de croissance : Vigoureuse. Feuillage vert foncé, bois rouge. 
Destinations les mieux appropriées : Plates-bandes (parterres), massifs.
Remarques : Floraison perpétuelle. Supporte bien la pluie.