Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1906 |
342 |
2198 | (84) | 4 |
| 1907 |
343 |
2206 | (81) | 0 |
| 1908 |
343 |
2214 | (75) | 0 |
| 1909 |
348 |
2222 | (68) | 0 |
| 1910 |
321 |
2230 | (57) | 16 |
| 1911 |
333 |
2237 | (65) | 0 |
| 1912 |
306 |
2243 | (70) | 0 |
| 1913 |
286 |
2250 | (72) | 0 |
| 1914 |
260 |
2256 | (72) | 5 |
| 1915 |
246 |
2258 | (76) | 0 |
| 1916 |
248 |
2259 | (79) | 0 |
| 1917 |
239 |
2261 | (79) | 0 |
| 1918 |
231 |
2263 | (78) | 0 |
| 1919 |
227 |
2264 | (75) | 0 |
| 1920 |
240 |
2266 | (70) | 10 |
Rating table notes
|
| Biographical data |
| Name: Preiswerk, Walter Edouard |
| Also known as: Dr. Preiswerk |
| Born: 5 July 1885 |
| Died: 28 Nov. 1948 |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 314 |
| Forster, The Zurich Chess Club, page 142, 433 |
| Gaige, Chess Personalia, page 340 |
| McGowan, Kurt Richter, page 9, 365 |
| Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 252, 254, 255 |
| Thulin, Name index to CTC, page 208 |
| |
