Ratings 
  
  | Year       | 
  Rank   | 
   Edo    | 
  Dev.   | 
  Games  | 
 
  | 1913  | 
  514  | 
  2159 |  (59) |   11 | 
 
  | 1914  | 
  485  | 
  2164 |  (58) |   9 | 
 
  | 1915  | 
  449  | 
  2166 |  (65) |   0 | 
 
  | 1916  | 
  439  | 
  2168 |  (68) |   0 | 
 
  | 1917  | 
  434  | 
  2171 |  (69) |   0 | 
 
  | 1918  | 
  433  | 
  2173 |  (67) |   0 | 
 
  | 1919  | 
  436  | 
  2175 |  (61) |   0 | 
 
  | 1920  | 
  461  | 
  2178 |  (52) |   12 | 
 
  | 1921  | 
  450  | 
  2192 |  (50) |   9 | 
 
  | 1922  | 
  568  | 
  2160 |  (49) |   6 | 
 
  | 1923  | 
  627  | 
  2157 |  (48) |   6 | 
 
  | 1924  | 
  497  | 
  2197 |  (46) |   7 | 
 
  | 1925  | 
  367  | 
  2244 |  (41) |   17 | 
 
  | 1926  | 
  364  | 
  2250 |  (43) |   8 | 
 
  | 1927  | 
  348  | 
  2265 |  (42) |   14 | 
 
  | 1928  | 
  391  | 
  2252 |  (45) |   8 | 
 
  | 1929  | 
  409  | 
  2251 |  (47) |   14 | 
 
  | 1930  | 
  450  | 
  2239 |  (56) |   7 | 
 
  
Rating table notes
 
 | 
| Biographical data |  
   | Name: Kühn, Paul Rudolf   | 
 
   | Born: 31 Aug. 1894 | 
 
   | Died: 1 Apr. 1931 | 
 
|   |  
   | Notes: | 
 
   | Gaige gives name as 'Kühn, [Paul] Rudolf' so either the first name 'Paul' is uncertain or he went by his second name. | 
 
  |  
|   |  
   | References | 
 
| Books |  
   |    Di Felice, Chess Results, 1901-1920, page 309 | 
 
   |    Di Felice, Chess Results, 1921-1930, page 329 | 
 
   |    Gaige, Chess Personalia, page 231 | 
 
   |    McGowan, Kurt Richter, page 36, 363 | 
 
   |    Thulin, Name index to CTC, page 142 | 
 
 
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