THE NAVY OF THE UNITED STATES. AN EXPOSURE OF ITS CONDITION, AND THE CAUSES OF ITS FAILURE, CONTAINED IN A SPEECH DELIVERED TO A JURY IN THE SUPREME COURT OF THE DISTRICT OF COLUMBIA, BEFORE CHIEF-JUSTICE CARTER. BY...OF NEW-YORK, IN THE CASE OF MATTINGLY VS. THE WASHINGTON AND ALEXANDRIA STEAMBOAT COMPANY. REPORTED BY JAMES O. CLEPHANE, REPORTER OF THE COURT.