50-500 USD or so
AFAIK they never made a bolt action shotgun
50-5000 USD depending on specifics.
100-1000 depending on specifics
500 or so
No sn and no description = no way to answer.
100-600 or so
500-700 USD or so
You can download a manual for free at browning.com
You have a browning a-bolt rifle chambered in .270 winchester caliber.
You need the services of a gunsmith.
100-600 depending on specifics
It will be marked on the barrel.