HW 6-57

Anonymous said...
FOUND A BRICK WITH HW 6-57 ANYONE HAVE ANY INFO
Posted by at

1 comment:

  1. Fred R.March 30, 2010 at 11:09 AM

    It's probably a Harbison-Walker fire brick. Perhaps someone browsing thru this site may have a catalog that may shed some light on these numbers.

    ReplyDelete

Subscribe to: Post Comments (Atom)