Griffith v. Board of Commissioners

holding that statutory crimes of mail fraud and fraud by wire are broad in their scope and may ordinarily be shown by proof of intentional devising of scheme to defraud and use of mails and wire communications in furtherance of scheme | “defendants who retain counsel also have a right of constitutional dimensions to representation by counsel of their own choice” | "defendants who retain counsel also have a right of constitutional dimensions to representation by counsel of their own choice"