Made 1969 to present
Since you did not provide the serial number, you can check the Browning web site (has serial number information on it). Also, the Blue Book of Gun Values has serial number information on Browning's.
Best to let a gunsmith do it.
50-550 usd
Best left to a professional
If the Browning BLR is a metal receiver and not aluminum its worth can be from 500.00 up to 1200 depending on condition and if its a straight stocked model(81 Lightening) on curved stock model.
What model are you wanting to know about?
Try contacting Browning via their website at www.browning.com
100-1000 + USD depending on specifics.
Depending on condition, 250-750 USD.
Browning now offers historical letters.
500-700 usd
please provide the model information