Legislative history of the act, 593. — Carriers subject to the act, 596. — Long and short haul clause, 597. — Rates and routes; Suspension of rates, 601. — Misquotation of rates, 605. — Through routes, 606. — Right to route traffic, 608. — Passes, 611. — Classification, 612. — Additional Powers: Power to initiate inquiries, 612. — Regulations and practices, 613. — Facilities for through routes, 614. — Procedure: the Commerce Court, 615. — Miscellaneous Provisions: Penalties, 624. — Disclosure of information, 624. — Statistics, 625. — Enjoining state statutes, 625. — Projects which failed of enactment: Agreements as to rates, 626. — Control of capitalization, 627. — Physical valuation, 628. — Miscellaneous provisions, 628. — Subjects which failed of action in either house: Control of water carriers, 629. — Minimum rates, 630. — No amendment of the commodities clause, 630. — "Insurgents" responsible for the Act, 631. — Grave responsibility of the Commission, 633.