Hearings before subcommittee [9] on bills relative to safety on railroads. 

 - [Washington, D.C.],  1913-1914. 
 - 8 v. 
<br/><br/> CRDP Program Historic Shelflist record. 
<br/><br/>[Pt. 1] [Automatic train control], Dec. 6, 1913 -- pt. 2. Use of steel cars, Dec. 17, 1913 -- pt. 3. Block signals, automatic stops, uniform train rules, Jan. 15, 1914 -- pt. 4. Headlights on engines, Jan. 16 and 24, 1914 -- pt. 5. Use of steel cars, Jan. 19, 1914 -- pt. 6. Use of steel cars on electric railways, Jan. 23, 1914 -- pt. 7. Hours of service of employees on common carriers, Jan. 26, 1914 -- pt. 8 [Automatic stop or train control systems], Jan. 31, 1914. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Railroads--Safety appliances--United States.<br/>Railroad cars--United States.
<br/><br/><label>Gov. Doc. Class. No.: </label>Y 4.IN 8/4:SA 1/5