British Standard specification for inter-nally-illuminated yellow diffusing globes for traffic control signals.


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    Title :

    British Standard specification for inter-nally-illuminated yellow diffusing globes for traffic control signals


    Additional title:

    Brit Standards Instn -- Standard Specification -- British Standard Specifications



    Publication date :

    1934


    Type of media :

    Standard


    Type of material :

    Print


    Language :

    English