In the Senate of the United States. January 14, 1874. -- Agreed to and ordered to be printed. Mr. Boutwell, from the Committee on Claims, submitted the following report: The Committee on Claims, to whom was referred the petition of M.C. Mordecai & Co., praying that compensation be made to them for carrying the mails of the United States from Charleston S.C., to Havana, Cuba, in the year 1859, report