Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1916 |
274 |
2242 | (58) | 19 |
| 1917 |
250 |
2249 | (60) | 0 |
| 1918 |
245 |
2255 | (58) | 11 |
| 1919 |
247 |
2253 | (66) | 0 |
| 1920 |
267 |
2250 | (72) | 0 |
| 1921 |
293 |
2247 | (74) | 0 |
| 1922 |
303 |
2244 | (75) | 0 |
| 1923 |
330 |
2242 | (73) | 0 |
| 1924 |
356 |
2239 | (69) | 0 |
| 1925 |
368 |
2236 | (62) | 0 |
| 1926 |
392 |
2233 | (52) | 13 |
| 1927 |
361 |
2253 | (49) | 8 |
| 1928 |
333 |
2265 | (47) | 15 |
| 1929 |
389 |
2243 | (54) | 0 |
| 1930 |
456 |
2220 | (54) | 11 |
| 1931 |
524 |
2195 | (59) | 0 |
| 1932 |
575 |
2169 | (60) | 7 |
| 1933 |
576 |
2170 | (66) | 0 |
| 1934 |
550 |
2171 | (69) | 8 |
Rating table notes
|
| Biographical data |
| Name: Isaacs, Lewis J. |
| Born: 21 Dec. 1878 |
| Died: 11 Mar. 1967 |
| |
| Notes: |
| Gaige (Chess Personalia) has 'Isaacs, Lewis J.'; Di Felice has 'Isaacs, Lewis Jl.'. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 307 |
| Di Felice, Chess Results, 1921-1930, page 327 |
| Di Felice, Chess Results, 1931-1935, page 387 |
| Gaige, Chess Personalia, page 187 |
| Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 352 |
| Thulin, Name index to CTC, page 118 |
| Woodger, Reuben Fine, page 351 |
| |
