Newsletter  (May 2013)  Page(s) 3.  
 
The man who produced the most roses of this thirty-year period was Anthony Cook, also of Baltimore. Of fifteen roses...... three were bourbons or hybrid bourbons (‘Renno’, ‘Charles Getz’, ‘and ‘Oplitz’)

Book  (1936)  Page(s) 296.  
 
Getz, Charles (Banksia) A. Cook 1871; pink.

Magazine  (1906)  Page(s) 269.  
 
Another of his roses was one which he [Anthony Cook, the breeder] named ‘Charles Getz’, after a friend of his, a celebrated theatrical scene painter of Baltimore. This rose is a climbing ‘La France’ of remarkably vigorous growth and a handsome flower,

(15 Feb 1900)  Page(s) 309.  
 
This was a satiny pink seedling of unknown parentage, but which he named after an amateur rosarian of his vicinity, who paid the munificent price of 50 cents for the first plant sold, Charles Getz. This variety is a magnificent pillar rose, making in fertile soils and in good seasons growths of fifteen feet. It was rechristened the 'Climbing France' and sent out anew. Some of the first plants are still growing on its original site. This has been found a most desirable stock on which to bud other sorts. 'Jeanne d'Arc', the white seedling of 'Gloire de Dijon', makes superb flowers so treated, and magnificent blooms of 'Etoile de Lyon' are obtained when thus managed.

Magazine  (1 Apr 1880)  Page(s) 60.  
 
[From "NOTICE SUR LES ROSES AMÉRICAINES" by H.B. Ellwanger, read at the Horticultural Society of Rochester on 29 January 1880]
Rosa Bourbonica. — (Ile Bourbon).
Charles Getz (Anthony Cook, 1871). — Hybride très-vigoureux, sarmenteux et rustique, fleurs rose foncé et odorantes.