Honey, I may be sassy, but I'm not a mind reader. I can't just magically know the value of a specific gun without more details. Take that bad boy to a professional appraiser or do some research online to get a better idea. Good luck, cowboy!
$1000
No.
It will be marked.
I'm not quite sure about the 3006, but I know that the longest recorded kill shot with a .308 was at about one and a half miles, possibly more.
100-340
Assuming a Grade I Condition is important: NIB EXC V.G. Good Fair Poor 650 450 375 300 250 125 Belgian manufactured rifles are worth about 15% above these prices. Grade II and III are higher. $250 and up
50-500 USD or so
100-400 or so
codey
100-500 USD
100-10000 USD depending on specifics.