Article (magazine)  (Jan 1955)  Page(s) 56.  
 
Alphabetical Check List of Tree Peony Names In  Public Collections And/or Available in Nurseries 1954-1955
Chinese, Rose Red, 'Comtesse de Crawford' (Senl. bef. 1889), [Nurseries] Oberlin Peony Gardens

Book  (1907)  Page(s) 59.  
 
575. CRAWFORD, COMTESSE DE; P. moutan.
(1) 1906, Dessert's Cat. p. 37.