Book  (2008)  Page(s) 31.  
 
From open pollination of 'Red Dawn x Suzanne' I selected D07 and D08. D07 was not remarkable in itself but the offspring from open pollination, D15 and D25, were excellent parents. D15 produced 'A. Mackenzie'. D15 was the progenitor of 'William Baffin'. 

Book  (2008)  Page(s) 41.  
 
Graph 4 Parent Roses derived from Robert Simonet's Hybrids...
D15; D 25 = D07 x open pollination