AGREEMENT April 21, 1999 John M. Slivka, trustee ("Trustee") of the Michael R. Erlenbach Flint Trust dated December 11, 1998 and Michael R. Erlenbach ("Erlenbach") hereby agree to file a joint statement on Schedule 13G under the Securities Exchange...Joint Filing Agreement • April 22nd, 1999 • Erlenbach Michael R • Services-misc health & allied services, nec
