Friday update and duscussions 2011-02-18

[Superluminal_8]

Originally Posted by Blakduk

A quick question- in the 3rd picture of the second series posted today, what's the panel open on the wing of the Spit?
Is it something to do with deploying the flaps?

They´re flap indicators.
"Flap position on Spitfires is fully UP or DOWN only, the only indication being two small doors on the upper surface of each wing which are spring loaded flush. These are pushed open by each actuator as the flaps go down, which they do very quickly".