Book  (Dec 2000)  Page(s) 276.  
 
Archimède
Hybrid Perpetual
Jean Laffay 1852

Book  (1936)  Page(s) 32.  
 
Archimède (HP) Laffay 1852; pale lilac-white, very large, double, cup-form, imbricated, nice

Book  (1899)  Page(s) 13.  
 
Archimède, HR, Laffay, 1852, blanc lilacé

Book  (1880)  Page(s) Annex, p. 11.  
 
Hybrid perpetual. Archimède (Laffay, 1852), pale lilac, passing to white, very large, very double, imbricated, cupped.

Website/Catalog  (1855)  Page(s) 10.  
 
Rosiers Remontants.
Archimède, hybride.