Book  (Apr 1999)  Page(s) 421-422.  
 
Margaret Dickson Hamill Hybrid Tea. A. Dickson, 1915. The author cites information from different sources... Straw, nuanced carmine... a fine golden yellow... Its delicate, solid, maize-straw-colored, deep, shell-like petals are edge-flushed with most delicate carmine on back of petals...

Book  (Apr 1993)  Page(s) 355.  
 
Margaret Dickson Hamill Hybrid Tea, Flowers straw-yellow, flushed salmon [yb], 1915, Dickson, A...

Website/Catalog  (1960)  Page(s) 16.  
 
MARGARET DICKSON HAMILL (Dickson 1915). Jaune paille de maïs, florifère. + [conseillées pour fleurs coupées de plein air].

[no longer listed in 1975]

Book  (1958)  Page(s) 219.  
 
Margaret Dickson Hamill. HT. (A. Dickson, '15.) Large, dbl., petals shell shaped, slightly fragrant, straw-yellow, flusged salmon. Fol. dark, leathery. Bushy. (28) NRS Gold Medal, '14; Bagatelle GoldMedal, '17.

Book  (1953)  
 
p77.  Dr. A. S. Thomas. Yellow Roses
The deep chrome yellow roses may be grouped for contrasting and comparing.  The main fault with Margaret Dickson Hamill, introduced in 1915, is its weak stem. Its attractive colouring has never been reproduced in any later variety but there are now several roses somewhat similar in colour. 

p129.  Dr. A. S. Thomas.  New Roses
Lady Belper (Verschuren, 1948) has the deep copper colourings of Margaret Dixon Hamill...

Article (misc)  (1950)  Page(s) 117.  
 
In 1917, Margaret Dickson Hamill (Hybrid Tea, Dickson, Ireland) won a Gold Medal at Bagatelle.

Website/Catalog  (1946)  Page(s) 21.  
 
MARGARET DICKSON HAMILL (Dickson 1915). Fleur jaune paille de maïs, très florifère.

Book  (1939)  Page(s) 85.  
 
John Poulsen.  The Rose as a Shrub.
I have seen some fine large bushes of Margaret Dickson Hamill that have produced magnificent blooms.

Website/Catalog  (1938)  Page(s) 30.  
 
Bush Roses
Margaret Dickson Hamill (Hybrid Tea) By Dicksons of Hawlmark, 1915... Maize straw; large, full, globular. Vigorous and free. Very useful for garden and exhibition. Fair Hybrid Tea perfumed. Gold Medal N.R.S.

Book  (1936)  Page(s) 209.  
 
Dickson Hamill, Margaret (HT) A. Dickson 1915; chrome-yellow, shaded salmon, outer petals large, reflexed, lemon-yellow to cream, large, double, chalice-form, lasting, solitray, fragrance 5/10, floriferous, continuous bloom with interruptions, long strong stems, growth 6/10, upright, bushy. Sangerhausen