How about that?

[Digital Dan]

When a fella thinks up a bullet design and shoots it the first time, now and then there's something positive in the outcome.
Brooks Mould, .430", 320 grains, 30:1 alloy, 1050 fps:

http://img.photobucket.com/albums/v298/muddler/Guns/Brooks320Huff_zps5ok8ru8x.jpg (http://smg.photobucket.com/user/muddler/media/Guns/Brooks320Huff_zps5ok8ru8x.jpg.html)

And when he turns around and shoots a short string of commercial hard cast with all else pretty much equal, he might see just how positive it is:

http://img.photobucket.com/albums/v298/muddler/Guns/ScutHardCast-Huff%2011216_zps1bwfcmvt.jpg (http://smg.photobucket.com/user/muddler/media/Guns/ScutHardCast-Huff%2011216_zps1bwfcmvt.jpg.html)

[georgerkahn]

Impressive! My curiosity questions make/model of firearm employed, as well as a few other details -- including brand/type and charge of powder?
Thanks. geo

[Digital Dan]

It is a CVA rifle, break action SS. 15 grains of 4227, ALOX lube.

http://img.photobucket.com/albums/v298/muddler/Guns/Brooks%20.430%20320gr_zpswlbrue5e.jpg (http://smg.photobucket.com/user/muddler/media/Guns/Brooks%20.430%20320gr_zpswlbrue5e.jpg.html)