Just look at the number of 2:10-ish marathoners and other luminaries:
1975 NCAA XC at Penn State 6 miles
1 28:23 Virgin IL (13:19/27:29/2:10)
2 28:38 Nick Rose W.Kentucky (GB) (13:18/27:31)
3 28:52 John Ngeno WSU (KEN) (can't remember - but he was FAST)
5 28:58 Paul Stemmer PSU (believe he was 28:30 in college)
6 29:00 James Munyala UTEP (KEN) (Steeple cahmp in NCAA)
7 29:02 Paul Cummings BYU (27:45/2:11)
8 29:03 James Karuki UTEP (KEN)
9 29:05 Dave Merrick Penn (Wasn't this guy about 8:46 in HS?)
10 29:05 Steve Bolt Bama
11 29:06 Paul Bannon Memphis State (?)
12 29:10 Herb Lindsey MSU (28:05 track)
13 29:12 Tony Staynings W.Kentucky (GB)
14 29:12 Josh Kimeto WSU (KEN)
15 29:13 Curt Alitz Army (NCAA 10k winner I think?)
16 29:14 Alex Kasich WVU
17 29:14 George Malley PSU (AR in Steeple, 1:01 1/2, 2:11)
18 29:15 Terry Cotton AZ
19 29:17 Mick O'Shea Prov. (IRE)
20 29:18 Kurt Beckman WSU
21 29:19 John Treacy Prov. (IRE) (13:16/27:47/2:09)
22 29:19 Jeff Wells Rice (28:12/2:10)
23 29:19 Billy Donakowski MI (28:08/2:10)
24 29:22 Lionel Ortega NM (2:13?)
25 29:23 Antonio Zuniga UTEP (MEX)
29 29:30 Gregg Meyer MI (27:53/2:09)
37 29:38 Samson Kimobwa WSU (KEN) (27:30 WR in 10km)
38 29:30 Niall O'Shaughnessy (IRE)
56 29:53 Steve Lacy WI (3:33 1500, 13:25 5k)
57 29:54 Ralph King UNC (sub-4:00, 13:19)
74 30:02 Tom Wysocki NV
77 30:05 Henry Marsh BYU (8:09 AR in Steeple)
84 30:10 Marc Hunter KSU
90 30;14 Ray Flynn ETSU (IRE) (3:33?)
143 30:40 Craig Masback Princeton (3:52 mile)
160 30:47 Chris Fox Auburn (13:21/27:53/2:13)
165 30:49 Bruce Bickford NE (13:13/27:37)
174 30:54 Ron Addison TN (8:22 Steeple)
175 30:54 Matt Centrowitz OR (13:12 AR in 5k)
224 31:30 Kyle Heffner TXA&M (2:10 marathon 1980)
225 31:31 Jon Sinclair CSU (super road racer and AAU XC champ)
266 33:31 Randy Melancon AR
1976 NCAA XC at North Texas State 10k
1 28:06 Henry Rono WSU (KEN)
2 28;16 Samson Kimobwa WSU (KEN)
3 28:26 Craig Virgin IL
...
9 28:49 Rudy Chapa OR (13:19/2:11)
13 28:57 Thom Hunt AZ (AR in road 10k)
....
22 29:10 Bob Hodge Lowell (28:24/2:10)
...
33 29:22 Ron Addison TN
34 29:23 Eric Hulst Irvine
38 29:26 Steve Plascensia MN (27:45/2:12)
41 29:29 Carey Pinkowski Vill.
47 29:36 Kirk Pfeffer CO
51 29:41 Matt Centrowitz OR
55 29:45 Don Clary OR (8:22/13:25)
74 29:51 Ralph Serna Irvine
115 30:09 Dan Schlesinger Yale (2:11?)
132 30:16 Pete Pfitzinger Cornell (2:11?)
169 30:36 Craig Masback Princeton
170 30:37 Randy Jackson WI
171 30:37 Kyle Heffner Tex A&M
182 30:44 Ron Tabb Cent.MO (2:09)
187 30:46 Steve Scott Irvine
203 30:55 Mark Nenow KY[/quote] (AR in 10k - 27:20)
Do you think that any of the guy's placing between 50th and 150th in the NCAA XC meet go on to National records or the Olympics?