Through Mule Deer's Response:
(The compiler is old and prone to mistakes. Also, a few of the responses were a bit nebulous. There is nothing remotely scientific about this.)
.30-30/.30WCF 21
.30-06 16
.308 8
.243 8
6MM/.244 8
.303 British 7
7X57 6
.22-250 6
.270 5
7MM Rem Mag 5
.25-06 4
.32 Winchester
.223/5.56 3
.222 3
.300 Savage 2
.25-.35 2
.250 Savage 2
.44 Magnum 2
7.62X54R 2
.257 Roberts 1
.30 Gibbs 1
.17 Rem 1
7mm Weatherby 1
.260 1
8mm Lebel 1
.30 Carbine 1
.32-20 1
.22 Hornet 1
.35 Whelen 1
.356 Win 1
6.5X52 1
8X57 1
Updates possible as the compiler gets around to it.

Not a real member - just an ordinary guy who appreciates being able to hang around and say something once in awhile.

Happily Trapped In the Past (Thanks, Joe)

Not only a less than minimally educated person, but stupid and out of touch as well.