Magazine  (1975)  Page(s) 28.  
 
Martin L. Watts. Amateur rose grower and exhibitor; member RNRS Council.
Two HT's that have been brought to exhibitors' eyes in the Midlands, by that well known exhibitor Len Wood of Waddesdon, have been ..... and 'Charles F. Warren', which can give some fine blooms in a similar colour to 'Wendy Cussons', and was also introduced about the same time.

Book  (1960)  Page(s) 254.  
 
New Roses of the World.
'Charles F. Warren'. HT. mp ('Oliver Mee' '60). 'Wilfred Pickles' x 'Karl Herbst'. Large, high pointed, rose pink, double bloom borne singly, open 4 1/2 inch. Dark green, healthy foliage plentiful. Hardy and very vigorous growth, slight fragrance, free blooming.