Vintage work crew photos

[12bolts]

Not disputing this Bruce,

...And of us older than 26 (leaded gasoline was banned in '96) have been exposed to enough teratethyl lead to demonstrably affect our cognitive functions to some extent...

But surely location would have some bearing also? Those growing up in big cities as opposed to country towns? Even 3rd world places where pollution controls are markedly less, against me, (at least) growing up in rural Australia, with some very progressive controls in place and zero smog to live with.
Phil