Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1906 |
357 |
2199 | (84) | 4 |
| 1907 |
363 |
2206 | (80) | 0 |
| 1908 |
352 |
2213 | (75) | 0 |
| 1909 |
354 |
2221 | (68) | 0 |
| 1910 |
328 |
2228 | (57) | 16 |
| 1911 |
328 |
2235 | (65) | 0 |
| 1912 |
309 |
2242 | (69) | 0 |
| 1913 |
287 |
2250 | (71) | 0 |
| 1914 |
255 |
2257 | (70) | 5 |
| 1915 |
240 |
2257 | (75) | 0 |
| 1916 |
240 |
2258 | (77) | 0 |
| 1917 |
234 |
2258 | (78) | 0 |
| 1918 |
238 |
2259 | (77) | 0 |
| 1919 |
238 |
2259 | (74) | 0 |
| 1920 |
249 |
2260 | (69) | 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 |
| |
