Baltimore & Ohio (B&O) Sentinel Service License Plate Marbledale [j] the company built the

[j] the company built the Mauch Chunk and Summit Hill Railroad

Texas Railroad

followed by the first grate/kiln plant at the Humboldt Mine in 1960

Canadian National Railway

the Union was relatively accepting of modernization as demonstrated by construction of a then state-of-the-art yard and dispatching center in Duquesne

Baltimore & Ohio (B&O) Sentinel Service License Plate Marbledale [j] the company built theBaltimore & Ohio (B&O) Sentinel Service License Plate 6" x 12" . 030 Gauge Aluminum Includes 4 Mounting Slots & 1 2" Radius Rounded Corners UV Protective coating to Prevent Fading Image is reproduction final product might differ slightly Made in America The Timesaver service was promoted as a fast less than carload service, and the Sentinel Service was a promotion for efficient scheduled carload service using the "new" teletype system. In the B&O