Book  (1936)  Page(s) 375.  
 
Joost, Ober-Hofgärtner Franz (HP) Geschwind 1902; La France X Belle Siebrecht; salmon-pink, large, double, flat, thin branches, growth 5/10

Magazine  (1933)  Page(s) 311.  
 
2. Obergärtner Franz Jost ..(Gescgwind 1902). La France X Belle Siebrecht. IX

Magazine  (21 Jul 1911)  Page(s) 350.  
 
The Parentage of Roses.
The following list of the world's Roses and their parentage has been compiled by Mr. Robert Daniel, 38 Russell Road. Fishponds, Bristol, and by his kind permission we are enabled to publish it...
Obergartner F. Jost... Hybrid Tea, Geschwindt, 1901, La France X Mrs. W. J. Grant

Book  (1906)  Page(s) 129.  
 
8.315. Obergærtner Fr. Jost, Hybride Remontant, Geschwindt 1902 rose saumoné