This is what he meant.
Sub 2:10:31 - early 80's and 72,79
6. Alberto Salazar—2:08:52, Boston Marathon, 1982
7. Dick Beardsley—2:08:54, Boston Marathon, 1982
9. Greg Meyer—2:09:00, Boston Marathon, 1983
10. Bill Rodgers—2:09:27, Boston Marathon, 1979
11. Ron Tabb—2:09:31, Boston Marathon, 1983
16. Benji Durden—2:09:57, Boston Marathon, 1983
18. Phil Coppess—2:10:05, Twin Cities Marathon, 1985
19. Ed Mendoza—2:10:07, Boston Marathon, 1983
20. Jeff Wells—2:10:16, Boston Marathon, 1983
21. Tony Sandoval—2:10:19, U.S. Olympic Trials (Buffalo), 1980
22. Garry Bjorklund—2:10:20, Grandma’s Marathon, 1980
23. Craig Virgin—2:10:27, Boston Marathon, 1981
24. Kirk Pfeffer—2:10:29, Fukuoka Marathon, 1980
25. Frank Shorter—2:10:30, Fukuoka Marathon, 1972