I'm not a betting man but I wager you haven't seen this one!

[killb8]

it's a ram air source of some kind, forget where the flight engineer's position was.  The third guy standing between the Commander and co-Pilot might just be the crew chief  

Thank you sir you are a gentleman and a scholar. Now that you mention it he certainly has the look a crew chief, Maybe hes saying "Wtf are these pile its doing with MY airplane?"

[Selino631]

actually, i think the nose gunner is adjusting his mic as he talks... lol

[Rob52240]

I'll assume it was tobacco, back then cigarettes weren't sold with filters which meant you could smoke them until they burnt your fingers, like a joint. 

[Shuffler]

It's hard NOT to kill someone dead...

Just like I've never seen free cookies for sale.

But they do have Jumbo Shrimp.

[PFactorDave]

To Blathe !

That's Miracle Max for ya...