.30-06 Ammo Crate Question

[Ed Storey]

If you lived in Canada, I would be trying to cut a deal with you on it.

[Wayne McGee]

TheNATO symbol on the box (broken circle) depicts "Blank". the symbol for "Ball" is just that, a black ball.
As most ammo(Ball) even at that time, was packed as; 4 Ball, 1 Tracer (4bit) that makes yours pretty rare. I cannot explain the contradiction