100-2000 USD or more depending on specifics
If in "new in Box" condition it will bring $1300-1500
About $300-$400 depending on condition and barrel configuration.
Whatever you can get
20 USD
500 or so
I own a double barrel A.H. Fox Strerlingworth Fow 20. Gauge and it is worth $4500
500
100-300 USD
50-100 USD
The value of a double barrel Harrington Richardson 1900 20 gauge gun depends on its condition. This gun in excellent condition is valued between 180.00 and 240.00 as of 2014.
50-5000 USD depending on specifics.
You must call Browning with the serial number.