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CFR > Title 49 - Transportation > SUBTITLE B—Other Regulations Relating to Transportation > CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (Parts 200–269) > PART 230—STEAM LOCOMOTIVE INSPECTION AND MAINTENANCE STANDARDS > SUBPART B—Boilers and Appurtenances (§230.23 to §230.65) > 230.56—Water glass lamps.
230.56—Water glass lamps.
All water glasses must be supplied with a suitable lamp properly located to enable the engine crew to easily see the water in the glass.