First-Class Bowling in Each Season by Len Richmond
| Season | | Balls | Mdns | Runs | Wkts | BB | Ave | 5wI | 10wM |
| 1912 | (England) | 60 | 0 | 38 | 1 | 1-38 | 38.00 | 0 | 0 |
| 1913 | (England) | 223 | 6 | 147 | 2 | 2-93 | 73.50 | 0 | 0 |
| 1914 | (England) | 1097 | 29 | 582 | 16 | 5-94 | 36.37 | 1 | 0 |
| 1919 | (England) | 3172 | 106 | 1551 | 63 | 6-45 | 24.61 | 5 | 2 |
| 1920 | (England) | 5698 | 170 | 2981 | 150 | 8-87 | 19.87 | 15 | 5 |
| 1921 | (England) | 6057 | 160 | 3358 | 127 | 7-70 | 26.44 | 6 | 1 |
| 1922 | (England) | 5180 | 198 | 2279 | 169 | 9-21 | 13.48 | 16 | 4 |
| 1923 | (England) | 4345 | 121 | 2405 | 121 | 8-89 | 19.87 | 10 | 1 |
| 1924 | (England) | 4507 | 119 | 2319 | 113 | 8-56 | 20.52 | 7 | 2 |
| 1925 | (England) | 4047 | 129 | 2045 | 116 | 9-55 | 17.62 | 8 | 2 |
| 1926 | (England) | 5863 | 150 | 3156 | 149 | 7-52 | 21.18 | 13 | 1 |
| 1927 | (England) | 3033 | 86 | 1617 | 60 | 7-78 | 26.95 | 2 | 1 |
| 1928 | (England) | 3969 | 113 | 1966 | 66 | 5-45 | 29.78 | 4 | 0 |
| 1929-30 | (Argentina) | 511 | 10 | 362 | 18 | 5-58 | 20.11 | 2 | 0 |
| 1932 | (England) | 226 | 3 | 153 | 5 | 5-126 | 30.60 | 1 | 0 |