Actually Soyo , Epox and GigaByte  manufacture M/b's which support socket 370 or slot 1 --- P'2s , P'3s and Celerons. Soyo has SY-7SBB , Sy-6BB. 
  Epox has EP-V370B , EP-6VB , P2-100B.
  GigaByte has GA-6VA7+.   I'm liking the GigaByte board , but would like some feedback
 from all of you.  
    Thank you,
               Jetech