Book  (Nov 1994)  Page(s) 254.  
 
Soldier Boy LeGrice (UK) 1953. Seedling x 'Guinée'. Description... blazing scarlet, single...

Book  (Apr 1993)  Page(s) 560.  
 
Soldier Boy Large-flowered Climber, scarlet, single, 1953, Seedling x 'Guinée'; LeGrice. Description.

Book  (1965)  Page(s) 107.  
 
Of the perpetual [climbing] type, some of the most useful are single or semi-single and flower much of the growing season. Of these, 'Soldier Boy,' has single bright scarlet-red flowers over a very extended period and is sufficiently vigorous to grace the second story of a house.