[WWI] SPAD 13 Internal fitting

dr-i.417.17 at cox.net dr-i.417.17 at cox.net
Wed Apr 18 13:37:55 EDT 2007

> A!
> > On a somewhat related (and definitely OT) note, perhaps you can answer 
> > this one: How did a 'machine turned' finish prevent corrosion, assuming 
> > that was its purpose? I've always wondered that.

As soon as I can break free for an hour or two, I intend to go to our old OLD real live paper book library here at the FAA Center and see if there is a definitive work on the topic


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