[From
Cut-flower Roses, by Rayford Reddell, p. 95:] Bill Warriner [is Reddell's] all-time favorite (so far) hybridizer...
[From Botanica's Roses, p. 117:] Bill Warriner, who died in 1991 at the age of 69, is credited with the raising of well over 150 varieties during his 25 years with the Jackson & Perkins company.
[From Modern Roses 10, p. 738:] William A. Warriner, Tustin, California.
1974 The Rose Annual, UK.
p67. Nigel Raban. The Men Behind the New Roses. William Warriner.