Book  (1959)  Page(s) 96.  Includes photo(s).
 
p96.  First Choice (floribunda shrub)  'Sultane' x 'Masquerade'.  Raised by Henry Morse & Sons, Norwich. 

p192. Trial Ground Awards 1958.  
Certificate of Merit to First Choice  (flori), shrub).  Raiser and Distributor Henry Morse & Sons.  Trial Ground No. 1548.  Reg. No. 455.  'Sultane' x 'Masquerade'. Growth very vigorous, tall and branching, ample medium green foliage 17.  Freedom from disease 10.  Blooms single and large, 4 1/2 inches acros when open (7 petals), Geranium Lake 20  shading to bright yellow at base 16.  Freedom of flowering 16. General effect 7.  Fragrance 6.