Un poco di 7,7 e 12, 7 al fosforo??

[Andrea58]

trovato sul forum IAA e lo riporto.
The blue tipped ones, API-phosphorus, are well known in Spain. They were furnished by Italy during the spanish civil war, for airborne machine guns. In 1959 there were still 50.000 rounds in the Air Force inventory, plus 70.000 of the same kind in 12,7 Breda caliber.

[Eniac]

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