Thanks for replies from:
 Richard L Jackson Jr 
 Randall S. Winchester
 Andrew Brennan
 Cenon B.C. Marana Jr.
 Hellebo Knut
 Arrigo Tiulzi
 Egon Niederacher
 Craig Morgan
 Dave Sill
 R.J. Robinson
 Jorn Wilms
 Dale Cook
Most replies were some form of this:
    telnet hostname 25
or "Read the mail headers"
The answer I guess I was really looking for came from:
Hellebo Knut
R.J. Robinson
     strings /my/program|grep version
Thanks again!
Gary W. Perkins       perkins_at_meteor.uscolo.edu
University of Southern Colorado      (719) 549-2566
Received on Mon Aug 21 1995 - 22:23:46 NZST