1 EXHIBIT 4 FOURTH AMENDMENT TO REVOLVING CREDIT AND TERM LOAN AGREEMENT AND REVOLVING CREDIT NOTE THIS AMENDMENT, dated as of December ___, 1997 (the "Amendment") to the Amended and Restated Revolving Credit and Term Loan Agreement and the Revolving...Revolving Credit and Term Loan Agreement • February 11th, 1998 • Analysis & Technology Inc • Services-engineering services • Connecticut
