Index to the executive documents, 25th Congress, 2d session, 1837-8 ; United States and Mexico, message from the President of the United States, transmitting, in compliance with a resolution of the House of Representatives of the 21st ultimo, a report of the Secretary of State upon the existing relations between the United States and Mexico, April 27, 1838, referred to the Committee on Foreign Affairs ; United States and Mexico (to be annexed to document no. 351), message from the President of the United States transmitting, in further compliance with a resolution of the House of Representatives of the 21st of March, a report of the Secreatary of State upon the existing relations between the United States and Mexico, July 4, 1838, ordered to lie on the table, and to be printed.