Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1916 |
302 |
2226 | (58) | 19 |
| 1917 |
292 |
2228 | (60) | 0 |
| 1918 |
289 |
2229 | (58) | 11 |
| 1919 |
326 |
2214 | (65) | 0 |
| 1920 |
380 |
2199 | (70) | 0 |
| 1921 |
459 |
2185 | (72) | 0 |
| 1922 |
501 |
2170 | (71) | 0 |
| 1923 |
584 |
2155 | (68) | 0 |
| 1924 |
664 |
2140 | (62) | 4 |
| 1925 |
600 |
2164 | (59) | 0 |
| 1926 |
536 |
2188 | (51) | 13 |
| 1927 |
475 |
2218 | (49) | 8 |
| 1928 |
436 |
2236 | (47) | 15 |
| 1929 |
517 |
2209 | (54) | 0 |
| 1930 |
631 |
2183 | (54) | 11 |
| 1931 |
822 |
2143 | (59) | 0 |
| 1932 |
976 |
2103 | (58) | 7 |
| 1933 |
1074 |
2080 | (63) | 0 |
| 1934 |
1193 |
2057 | (63) | 8 |
| 1935 |
1346 |
2003 | (71) | 0 |
| 1936 |
1338 |
1950 | (76) | 0 |
| 1937 |
1297 |
1896 | (79) | 0 |
| 1938 |
1289 |
1842 | (81) | 0 |
| 1939 |
1105 |
1789 | (80) | 10 |
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 |
| Di Felice, Chess Results, 1936-1940, page 235 |
| 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 |
| |
