Collection search - Low pressure Acetylene gas buoy, designed, patented and manufactured by Thomas L. Willson, at International Marine Signal Co., Ottawa, [Ont.], c. 1906-1909
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Record information – Brief 
Low pressure Acetylene gas buoy, designed, patented and manufactured by Thomas L. Willson, at International Marine Signal Co., Ottawa, [Ont.], c. 1906-1909
Hierarchical level:ItemDate:1906-1909Type of material:PhotographsFound in:Archives / Collections and FondsItem ID number:3393381Context of this record: -
Record information – Details Date(s):1906-1909Place of creation:No place, unknown, or undeterminedExtent:1 photographAdditional information:Subject heading:Source:PrivateOther accession no.: -
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![Low pressure Acetylene gas buoy, designed, patented and manufactured by Thomas L. Willson, at International Marine Signal Co., Ottawa, [Ont.], c. 1906-1909](/images/folder-80.png){kind=small}