Book  (2002)  Page(s) 34.  
 
1916. Not rated

Book  (2000)  Page(s) 171.  Includes photo(s).
 
‘Columbia’ = Hybride de Thé… bouton effilé… grande fleur d’un rose très vif ouvre en larges rosette ses 65 pétales étincelants, un peu désordonnés au centre… buisson vigoureux, au feuillage vert intense… Hybride de thé ancien et géniteur prolifique, il marque une étape dans l’histoire des roses. Hill, US, 1916.

Book  (Apr 1999)  Page(s) 391.  
 
Columbia Hybrid Tea. E.G. Hill 1917. Parentage: 'Ophelia' x 'Mrs. George Shawyer' (Hybrid Tea). The author cites information from different sources... Hydrangea pink... Columbia, poetical name for the United States of America in particular or for the Americas generally...

Book  (Dec 1998)  Page(s) 171.  Includes photo(s).
 
Columbia Description... very bright rose pink... a popular bedding rose...

Book  (Sep 1993)  Page(s) 125.  Includes photo(s).
 
Columbia Large-flowered. Parentage: 'Ophelia' x 'Mrs. George Shawyer'. E.G. Hill 1916. Description... rose-pink... for many years one of the most popular roses in the United States, both in gardens and in the greenhouses of cut-flower growers... it has produced many sports...

Book  (Apr 1993)  Page(s) 104.  
 
'COLUMBIA', Hybrid Tea, mp, 1916, bud long, pointed; flowers glistening rose-pink, large, dbl., 65 petals, intense fragrance; foliage dark; vigorous growth; Gertrude M. Hubbard, ARS, 1919 GM, Portland, 1919; 'Ophelia' x 'Mrs. George Shawyer'; Hill, E.G., Co.

Book  (Jun 1992)  Page(s) 262.  
 
Columbia Hybrid Tea. E.G. Hill Co., 1916. Parentage: 'Ophelia' x 'Mrs. George Shawyer'. [Author cites information from different sources.]

Book  (1988)  Page(s) 197-198.  
 
Haenchen and Gelfert (1978) studied no less than 5819 rose varieties, marketed from 1937 until 1976, and found that 865 developed from bud mutations, 289 of which were climbers.....Several examples of "sport families" are presented, such as that of the cultivar Columbia (from 1917) with the greatest number of sports, namely 79 in 1978.

Book  (1960)  Page(s) 73.  
 
H. K. Cresswell.  Growing Roses in Brisbane
Few good climbing roses are to be seen in Brisbane.  In my own case, of those tried, the only climber which has really justified itself is Columbia, still perhaps the most beautiful of all pink roses. 

Website/Catalog  (1960)  Page(s) 14.  
 
COLUMBIA (E.G. Hill 1919). Rose pur passant au rose brillant. O[dorante]. + [conseillées pour fleurs coupées de plein air.]

[no longer listed in 1975]