Yes
You must define what "BOP" means.
Proofhouse.com has a store brand chart
1934-1935 They were on limited production.
Mossberg made all their rifles in the USA.
200 to 600 dollars depending on condition these are very good rifles
Impossible to answer without a detailed description
3006 weeks = 3006 x 7 days = 21,042 days
Go to the Ruger website, under customer service, historical data, rifles, select your model, find serial number, and it will show year of manufacture.
Good luck. I would try gun shops, gun shows, want ads, Shotgun News to start.
All rifles or reasonable caliber are going to have recoil, I would look at your mounts or scope. tighten up your scope rail
They are: 1, 2, 3, 6, 9, 18, 167, 334, 501, 1002, 1503, 3006.
it is 3006 cal.