Book  (Apr 1999)  Page(s) 46.  
 
Haddington Gallica. Breeder unknown, date uncertain... Dark purple-red, yellow center... Haddington, possibly Thomas Hamilton, Earl of Haddington, favorite of James VI of Scotland; or Haddington, county town of East Lothian, Scotland.

Book  (Jul 1998)  Page(s) 221.  
 
HADDINGTON. Habit: upright shrub; tiny prickles, bristles. Foliage: light green; elliptical leaflets, quite small, the more younger edged with a reddish border. Bloom: solitary, sometimes by 2 to 3; medium size, semi-double, visible stamens; flat ; small centre eye. Colour: deep velvety purple; edged red; ages to violet. Fragrance: moderate. ...the bloom of "Haddington" is rounder than that of "Tuscany Superb", its tint is deeper (not shaded vivid purple as "Tuscany Superb"); the crown of stamens is more visible. The differences, however, are minimal...

Website/Catalog  (Nov 1959)  Page(s) 39.  
 
Haddington Gallica. Semi-double purple-red. Similar in habit to 'Tuscany'.

Magazine  (1845)  Page(s) 144.  
 
Tea roses...The most beautiful double-blooming varieties...purple, red and crimson...Haddington...

Magazine  (1829)  Page(s) 279.  
 
Addendum to the Index of the large rose collection of the Merchant Wilhelm Keller in Duisburg on the Rhine: Bengal or Monthly roses
Haddington 2 Gulden 15 Kreuzer

Magazine  (1828)  Page(s) 270.  
 
Index of the large Rose collection of the Merchant [nursery] Wilhelm Keller in Duisburg on the Rhine: Bengal or Monthly Roses. Tea rose Haddington, light red. 3 Gulden.