Letter from the secretary at war, to the chairman of the committee, appointed on the 15th of January last, to enquire into the expenditures of the monies heretofore appropriated for a naval armament; and also, into the causes of the delay in completing the same : accompanying sundry statements, made in pursuance of the resolutions of the 15th of January, and the 16th of March last. : 1st May 1798, ordered to lie on the table. : Published by order of the House of Representatives.