Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1916 |
308 |
2225 | (58) | 19 |
| 1917 |
301 |
2227 | (60) | 0 |
| 1918 |
301 |
2228 | (58) | 11 |
| 1919 |
336 |
2213 | (65) | 0 |
| 1920 |
386 |
2198 | (70) | 0 |
| 1921 |
472 |
2184 | (72) | 0 |
| 1922 |
527 |
2169 | (71) | 0 |
| 1923 |
609 |
2154 | (68) | 0 |
| 1924 |
690 |
2139 | (62) | 4 |
| 1925 |
630 |
2163 | (59) | 0 |
| 1926 |
556 |
2187 | (51) | 13 |
| 1927 |
486 |
2218 | (49) | 8 |
| 1928 |
444 |
2236 | (47) | 15 |
| 1929 |
522 |
2212 | (53) | 0 |
| 1930 |
638 |
2187 | (53) | 11 |
| 1931 |
827 |
2151 | (58) | 0 |
| 1932 |
985 |
2115 | (57) | 7 |
| 1933 |
1074 |
2097 | (61) | 0 |
| 1934 |
1168 |
2079 | (61) | 8 |
| 1935 |
1369 |
2035 | (68) | 0 |
| 1936 |
1414 |
1991 | (71) | 0 |
| 1937 |
1411 |
1948 | (72) | 0 |
| 1938 |
1449 |
1904 | (70) | 0 |
| 1939 |
1316 |
1860 | (66) | 10 |
| 1940 |
1089 |
1879 | (70) | 0 |
| 1941 |
1020 |
1898 | (72) | 0 |
| 1942 |
875 |
1918 | (71) | 0 |
| 1943 |
782 |
1937 | (67) | 0 |
| 1944 |
732 |
1956 | (61) | 17 |
| 1945 |
752 |
1938 | (68) | 0 |
| 1946 |
709 |
1921 | (72) | 8 |
Rating table notes
|
| Biographical data |
| Name: Isaacs, Lewis Jl. |
| 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 |
| Di Felice, Chess Results, 1941-1946, page 344 |
| 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 |
| |
