Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1906 |
368 |
2190 | (75) | 4 |
| 1907 |
374 |
2194 | (69) | 5 |
| 1908 |
375 |
2201 | (67) | 0 |
| 1909 |
375 |
2209 | (63) | 0 |
| 1910 |
349 |
2217 | (55) | 16 |
| 1911 |
360 |
2223 | (63) | 0 |
| 1912 |
338 |
2229 | (68) | 0 |
| 1913 |
319 |
2235 | (70) | 0 |
| 1914 |
292 |
2241 | (69) | 5 |
| 1915 |
275 |
2241 | (74) | 0 |
| 1916 |
277 |
2241 | (77) | 0 |
| 1917 |
270 |
2241 | (78) | 0 |
| 1918 |
270 |
2241 | (77) | 0 |
| 1919 |
271 |
2241 | (75) | 0 |
| 1920 |
292 |
2241 | (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 |
| |
