D. Maryland April 1987 casesIn re Grand Jury Subpoenas Duces TecumArandia v. Marriott Corp.Mid-Atlantic Tennis Courts, Inc. v. Citizens Bank & Trust Co. of MarylandAerodyne Systems Engineering, Ltd. v. Heritage Intern. BankAdams v. Catalyst ResearchFrancis v. National R.R. Passenger (Amtrak)