Book  (Nov 1994)  Page(s) 144.  
 
A climbing sport of the bush 'Hugh Dickson' was announced in California in 1914, but Thomas has not seen it.

Website/Catalog  (1960)  Page(s) 28.  
 
Rosiers Grimpants .... HUGH DICKSON (H. Dickson 1904). Fleur simple rouge clair.

Website/Catalog  (1946)  Page(s) 33.  
 
H[ybride]. — HUGH DICKSON (H. Dickson 1904). Fleur simple rouge écarlate brillant. 

Book  (1936)  Page(s) 209.  
 
Dickson, Climb. Hugh (cl. HP) Califormia Rose Co. 1914; sport of above [Hugh Dickson]; climbing habit