Book  (Apr 1993)  Page(s) 520.  
 
Rosenwunder Eglanteria, rose-red, semi-double, 1934, 'W.E. Chaplin' x 'Magnifica'; Kordes. Description.

Article (misc)  (1954)  Page(s) 51.  
 
Rosenwunder tetraploid.

Book  (1947)  Page(s) 231.  
 
Rubiginosa . Rosenwunder. Semi-double, very large, rose-red. Kordes 1934. Extremely tall growth..Fragrant..June-July. Hardy.

Magazine  (1939)  Page(s) 60.  
 
Rosenwunder Rubiginosa..(W. Kordes Sons...)

Website/Catalog  (1937)  Page(s) 123.  
 
Rosenwunder (Park-Rose). Vigorous. The very large, well-double bloomsare similar to hybrid teas and have a light red colouring. Valuable new introduction, fully hardy... Low garden plants 1 piece RM [Reichsmark] -.50  10 pieces RM 7.50

Book  (1936)  Page(s) 623.  
 
Rosenwunder (hybrid rubiginosa) Kordes 1934; W. E. Chaplin X R. rubg. magnifica; pink, very large, semi-double, lasting, fragrance 3/10, once-blooming, strong stems, growth 7/10, upright, bushy. Sangerhausen