abunaitoo
01-21-2020, 06:11 PM
Found this chart made by Du Pont in 1936.
It's a medium size wall chart.
10 charts. Front and back print.
From the looks of it, it's how to calculate bullet ballistic.
Way over my head.
It's in great condition.
Anyone ever heard of this?????
255175
It's a medium size wall chart.
10 charts. Front and back print.
From the looks of it, it's how to calculate bullet ballistic.
Way over my head.
It's in great condition.
Anyone ever heard of this?????
255175