1950s Cigarette Psychology: 9 Ways of Holding Your Cigarette and Their Meaning
rarehistoricalphotos.com
rarehistoricalphotos.com
I never liked smoking (yuck) but liked smoking culture: a kind of fraternal relationship (bumming a smoke), the way people used their cigarettes to punctuate conversations, and even communicate through their choice of brand (yet another social language obscure to me).
But at least these guys would be more likely to survive in an environment where snipers are active. That was a common way of holding cigarettes by people who had been soldiers, hiding the glow of the cigarette inside your palm.
the rest are plausible / i have seen in the wild
G is the opposite - the cherry is hidden. Used to light and smoke in high wind, and to hide it from your spouse or from snipers.