Baker, G. W. (1859). A review of the relative commercial progress of the cities of New-York & Philadelphia: Tracing the decline of the latter to state development, and showing the necessity of trans-Atlantic steamship communication to re-establish foreign trade. Philadelphia: Jackson, Printer.

Baker, G. W. A Review of the Relative Commercial Progress of the Cities of New-York & Philadelphia: Tracing the Decline of the Latter to State Development, and Showing the Necessity of Trans-Atlantic Steamship Communication to Re-establish Foreign Trade. Philadelphia: Jackson, Printer, 1859.

Baker, G. W. A Review of the Relative Commercial Progress of the Cities of New-York & Philadelphia: Tracing the Decline of the Latter to State Development, and Showing the Necessity of Trans-Atlantic Steamship Communication to Re-establish Foreign Trade. Philadelphia: Jackson, Printer, 1859.