In the Senate of the United States. July 28, 1890. -- Ordered to be Printed. Mr. Mitchell, from the Committee on Post Offices and Post Roads, Submitted the Following Report. (To Accompany S. Res. 12.) The Committee on Post Offices and Post Roads, Having Had Under Consideration Senate Joint Resolution No. 12, to Re-appropriate and Apply the Amount Appropriated by the Act of Congress Approved March 3, 1887, to Pay Certain Southern Mail Contractors