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1894
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Indicator for Detecting and Registering the Opening of Car Doors [textual record, technical drawing]
Archives / Collections and FondsFile (Accession level)**Architectural and technical drawings, Textual material- Date:
- 26 February 1894
- Source:
- Government
- Reference:
- R9271, RG105, Accession number: 73-080 OFRC, Box number: 90, 90, File number: 45429