[WWI] SPAD 13 Internal fitting
cacarr1960 at gmail.com
Wed Apr 18 09:27:16 EDT 2007
Gérard Hartmann has an excelent article on the use of aluminium in aircraft
On 4/18/07, Crawford Neil <Neil.Crawford at volvo.com> wrote:
> OK, then if it was an aluminium fitting they left it unpainted,
> steel was probably painted, and brass perhaps not?
> How common were aluminium fittings this early? I thought aluminium
> was a rather modern material?
> /Neil C.
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