I have seen at least a couple of canary cages that were used underground in
western Canada coal mines. I know one of the cages is in the Provincial
Museum of Alberta in Edmonton and I think the other one is at the Glenbow
Museum here in Calgary.
At 09:23 AM 07/10/2000 -0400, you wrote:
>Recently I have had the task of looking for texts and/or internet sites
>that refer the use of canaries in coal mines for the detection of gas.
>Although the phrase "like a canary in a coal mine" is very much over
>used, I have yet to find a single reference in a mining text to the
>actual use of canaries.
>
>If anyone on this list is aware of any texts, bulletins, etc. that refer
>to the use of canaries in coal mines, it would be very much appreciated
>if you could forward this information to me. This research will be used
>to provide an historical background for animals as sentinels for the
>detection of environmental risks.
>
>Thank you,
>
>Joanne Macartney
>Research Assistant
>University of Guelph,
>Guelph, ON, Canada
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>
>
With kind regards,
Lawrence Chrismas
http://www.cambriapublishing.com/index.html
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