Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1931 |
613 |
2207 | (56) | 10 |
| 1932 |
641 |
2200 | (50) | 19 |
| 1933 |
594 |
2213 | (59) | 0 |
| 1934 |
555 |
2226 | (63) | 0 |
| 1935 |
544 |
2239 | (64) | 0 |
| 1936 |
461 |
2252 | (62) | 0 |
| 1937 |
407 |
2265 | (55) | 0 |
| 1938 |
363 |
2277 | (43) | 29 |
| 1939 |
281 |
2303 | (51) | 1 |
| 1940 |
204 |
2326 | (52) | 16 |
| 1941 |
202 |
2318 | (66) | 0 |
| 1942 |
198 |
2311 | (77) | 1 |
Rating table notes
|
| Biographical data |
| Name: Nadel, Siegfried |
| Also known as: Zygfryd Nadel; Fred Nadell; Fred Nedell |
| Born: 4 Aug. 1914 |
| Died: 27 Oct. 1997 |
| |
| Notes: |
| Birth and death dates sent by Alan McGowan from official documents. He was born Siegried (or Zygfryd) Nadel, but changed his name to Fred Nedell when he moved to the U.S.A. in 1939. Di Felice has 'Nadell, Fred'. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1931-1935, page 396 |
| Di Felice, Chess Results, 1936-1940, page 365 |
| McGowan, Kurt Richter, page 65, 72, 364 |
| Mudroň, Max Walter a Jakob Walter, page 63 |
| Web |
| Winter, Edward. [Chess Prodigies] |
| Winter, Edward. [CN 3812. Chess prodigies] |
| [Siegfried Nadel] |
| |
