A. Hoen & Co. CREATED/PUBLISHED Baltimore, Lith. by A. Hoen & Co.  NOTES Scale ca. 1:8,5000,000 Cover title: Baltimore and Ohio Railroad, connecting all parts of the East with all parts of the West. Accompanied by: Table of distances and epitome of the route by the Baltimore & Ohio Railroad and its chief connecting lines between Baltimore, Cincinnati, St. Louis. SUMMARY Outline map of the eastern half of the United States to about the 95th Meridian.