USFA Serial numbers..definative? Help make it so?

[hatchetjack]

Just bought a USFA Rodeo L535 nickel plated
From a coworker paid 800
I would like to post some pics if I can figure out how?

[Pickin7432]

I bought a usfa premium back some time ago I could not remember when I bought it I was looking through the box and found the target that came with it it has 4/16/2011