Book  (Apr 1993)  Page(s) 3.  
 
Hybrid Tea, medium red, 1928, Dickson, A. Flowers crimson-scarlet, double; fragrant.

Book  (1940)  Page(s) 4.  
 
Advocate Hybrid Tea. (A. Dickson 1928)... crimson-scarlet

Book  (1936)  Page(s) 3.  
 
Advocate (HT) A. Dickson 1928; vivid crimson-scarlet, shaded dark carmine, center darker, base light red, beautiful veining, medium-large, double, lasting, floriferous, continuous bloom, fragrance 8/10, growth 6/10, upright, bushy, 60 cm - 1.50m. Sangerhausen

Website/Catalog  (1930)  Page(s) 39.  
 
New Roses 1929.   Advocate (HT) (A. Dickson, 1928)......A weak inbred variety subject to all the diseases in the calendar.  Cannot recommend. 

Website/Catalog  (1929)  Page(s) 28.  
 
New Roses 1929
Advocate (HT) (A. Dickson, 1928). The bud and young flowers are rich crimson red, deeply veined and shaded darker crimson with a brightened zone at the base of each petal. The buds are very long and pointed growing into a noble free bloom, built of large deep petals set in high spiral formation, quite up to exhibition standard. The growth is vigorous and free, forming a bush of the best bedding type, carrying the blooms on wiry stems. Richly fragrant. 5/- each.
Colour is not very constant but may improve in Autumn

Article (misc)  (1929)  Page(s) 219.  
 
Advocate Hybrid Tea (Alex. Dickson & Sons Ltd., 1928)... crimson-scarlet...