Collection search - Standard 16" x 8" vent valve. [Sheet 1, Frame 1]
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Record information – Brief 
Standard 16" x 8" vent valve. [Sheet 1, Frame 1]
Hierarchical level:ItemDate:12 Nov 1957Reference:RG24, Volume number: 42751Local class no.:310521Type of material:Architectural and technical drawingsFound in:Archives / Collections and FondsItem ID number:5074890Context of this record: -
Record information – Details Date(s):12 Nov 1957Place of creation:CanadaExtent:1 technical drawing : aperture cardLanguage of material:EnglishAdded language of material:English, FrenchAdditional name(s):Finding aid no.:Additional information:Source:GovernmentFormer archival reference no.: -
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![Standard 16" x 8" vent valve. [Sheet 1, Frame 1]](/images/folder-80.png){kind=small}