Book  (1936)  Page(s) 612.  
 
Rivers, May (tea) Rivers 1890; cream-white, center lemon-yellow, large, double, bushy habit

Book  (1902)  Page(s) 79.  
 
Thé. 1860. May Rivers (Rivers 1890), crème

Book  (1899)  Page(s) 127.  
 
May Rivers, thé, Rivers, 1890, crême

Article (magazine)  (1 Feb 1898)  Page(s) 21.  
 
[From a talk by Léon Chénault at the Conference of Rosarians at Orléans, published in "Journal des Roses"]
Cornelia Kook (Kook, 1855), fleur blanc jaunâtre à prolifère verdàtre, a pour synonymes May Rivers, en 1890 et Denise de Reverseaux en 1895.

Translation:
Cornelia Kook (Kook, 1855), yellowish white to ...greenish, has for synonyms May Rivers in 1890 and Denise de Reverseaux in 1895.

Website/Catalog  (1897)  Page(s) 62.  
 
Tea-Scented Roses and Their Hybrids.
May Rivers  outer petals creamy white, centre clear lemon yellow, large and deep blossoms.

Magazine  (Feb 1890)  Page(s) 20.  
 
Les Roses Nouvelles pour 1890. Rosiers Thé.....  May Rivers (W. Paul). Blanc crême, centre citron.

Magazine  (1889)  Page(s) 57.  
 
Rosiers Nouveaux 1889-1890.  Rosiers Thé.
May Rivers (Rivers) , fl. grande, pl.. jaune citron, clair au centre, pétales extérieurs blanc crème.

Magazine  (1888)  Page(s) 342.  
 
In list of plants receiving Certificates from the Royal Horticultural Society show:
May Rivers (Rivers) This originated at Sawbridgeworth ten years ago as a sport from an old China rose, Clara Sylvain, this is seldom seen now. May Rivers is a Tea Rose with large and deep blooms, the outer petals creamy white, centre clear lemon yellow. Though Mr. Rivers has grown this variety for so many years he has not before exhibited it, and the honour of a certificate was promptly accorded.