Book  (Apr 1993)  Page(s) 323.  
 
Lord Macaulay Hybrid Perpetual, crimson, 1874, Paul, W.

Book  (Jun 1992)  Page(s) 174.  
 
Lord Macaulay Hybrid Perpetual. W. Paul, 1863. [Author cites information from different sources.]

Book  (1936)  Page(s) 441.  
 
Macaulay, Lord (HP) W. Paul 1864; A. Colomb X ? ; bright scarlet-crimson, occasionally maroon-crimson, very large, double, 3/4-globular, fine form, fragrance 5/10, floriferous, growth 7/10.

Book  (1910)  Page(s) 192, 289.  
 
Lord Macaulay among the best roses of the 1860s... Hybrid Perpetual (Wm. Paul); flowers rich scarlet-crimson, sometimes maroon-crimson, large and full, petals of great substance; good habit; foliage handsome; growth robust. A first-class Rose.

Website/Catalog  (1909)  Page(s) 30.  
 
Lord Macauley HP. Rich scarlet, crimson, large, and full. 

Book  (1906)  Page(s) 91.  
 
5.901. Lord Macaulay, Hybride Remontant, W. Paul 1874 cramoisi vif

Booklet  (1899)  Page(s) 20.  
 
Hybrid Perpetuals.
Lord Macaulay​​​​​​​  W.Paul 1863. Rich dark crimson, moderate. 

Book  (1885)  Page(s) 35.  
 
TRIBE ROSEÆ.
ROSA, Linn.; Rose.
Garden Varieties—
Lord Macaulay; hybrid perpetual. Plant in Acclimatisation Society's Grounds, Bowen Park and in Brisbane Botanic Garden.

Book  (1882)  Page(s) 17.  
 
Lord Macaulay... Variété recommandée pour l'ornement des jardins. Hybride Perpétuel. W. Paul. 1863 Cramoisi intense. Fleur grande. Plante robuste.

Website/Catalog  (1878)  Page(s) 259.  
 
Roses.
Lord Macaulay. Hybrid Perpetual.