teotwaki
Excelsior!
I have an older one that appears to have a stuck check valve. While searching for more information I came across the following:
US Antarctic Program; Travel And Deployment, USAP Field Manual
http://www.usap.gov/travelAndDeployment/contentHandler.cfm?id=540
and someones notes on Colemans
http://www.lns.cornell.edu/~seb/philmont-coleman.html
US Antarctic Program; Travel And Deployment, USAP Field Manual
http://www.usap.gov/travelAndDeployment/contentHandler.cfm?id=540
and someones notes on Colemans
http://www.lns.cornell.edu/~seb/philmont-coleman.html