Pictured: “Accuracy First is Safety First” Advertisement Featuring the No. 106/436 Style Dial, Baltimore and Ohio Employees Magazine, November 1914. The No. 106 (18-Size) and No. 436 (16-Size) dials were.
Pictured: “The Railroad Timekeeper of America” Advertisement Featuring the No. 258 Montgomery Dial, Baltimore and Ohio Employees Magazine, October 1913. The No. 258 Montgomery Dial frequently appeared in advertisements by.