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 Telecommunications Object Thesaurus Term

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manhole caution plate

manhole caution plates

Initial Reference:
Vocabulary of Post Office Engineering Stores (1953)

Broader term:

Scope notes:
Cautionary notice plate, for use in multi-level manholes, e.g. Plates, Caution, No.19 (CAUTION - TWO LEVEL MANHOLE) and No.20 (CAUTION - THREE LEVEL MANHOLE).
Official Title: Plates, Caution


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