Book  (Nov 1994)  Page(s) 134.  
 
Giuletta Bourbon. Laurentius (France) 1859. Description... camellia-like blush pink flowers with creamy centres...

Book  (Apr 1993)  Page(s) 208.  
 
Giuletta Bourbon, light pink, 1859, Laurentius.

Book  (Jun 1992)  Page(s) 167.  
 
Giuletta Hybrid Perpetual. Laurentius, 1858. The author cites information from different sources... white with light flesh... Laurentius was based in Leipzig, Germany.

Book  (1936)  Page(s) 300.  
 
Giuletta (Bourbon or HP) Laurentius 1859; flesh-white, medium-size, double, cluster-flowered, growth 7/10

Book  (1901)  Page(s) 72.  
 
Giuletta, hybrid bourbon, Laurentius, 1858, carné

Magazine  (1888)  Page(s) 4, no.1.  
 
Eine Auslese der besten Rosen seit dem Jahre 1855 von Jean Soupert, in Firma Soupert & Notting, Luxemburg.
Anno 1859 auf 1860 brachte 72 Sorten, darunter 7 Moosrosen, 1 remontirende Moosrose, 6 Thee-Rosen, 2 Noisette, 10 Ile Bourbon und 49 öfterblühende Hybrid-Rosen. Besonders empfehlens wert sind folgende:
7. Guiletta (Bourbonrose, Laurentius); Sämling von Cherpin. Gut gefüllte Blume, Kolorit leicht fleischfarbig weiss.

Translation: A Selection of the Best Roses since 1855 by Jean Soupert of Soupert & Notting in Luxembourg.
The year from 1859 to 1860 brought 72 varieties, including 7 Moss roses, 1 remontant Moss rose, 6 Tea roses, 2 Noisettes, 10 Bourbons and 49 Hybrid Remontant roses. Particularly worth recommending are the following:
7. Guiletta (Bourbon, Laurentius); a seedling of Cherpin. The flower is nicely full and white with flesh shadings.

Book  (1880)  Page(s) Annex, p.58.  
 
bourbon, Guiletta (Laurentius, 1860), light flesh-white, medium-size, double

Website/Catalog  (1875)  Page(s) 4.  
 
48 Guilleta, carné au centre, légèrement saumoné.

Book  (28 Dec 1861)  Page(s) 10.  
 
Bourbon Roses ...Guiletta (Laur.), flesh-white, blooms in clusters

Website/Catalog  (1861)  Page(s) 64.  
 
Roses which we commercialized in 1859.
686. Giulietta (Remontant-Bourbon-Rose), full, cluster-flowered, white with flesh-coloured shading; very hardy and easily repeating. Standards with crowns (4-5 feet tall)...2 Reichsmarks