Blue Book of Gun Values
The AH Fox Sterlingworth 20 gauge side-by-side shotgun is worth about 2500 dollars to about 9000 dollars depending on its condition. Certain barrel and stock styles are more valuable than others.
$500 to $1500 depending on condition.
1912
That is a hamerless side by side 12ga made by AH Fox Gun Co in Philadelphia. Yours is from 1926.
Check the internet auction sites to see what they are bringing.
26 to 32 inches. Any thing shorter has been cut no matter what the gauge.
It appears your shotgun was made in 1926. As far as the value it depends on the length of the barrels, the overall condition, and any options like engraving. Generally these sell for $500 up to $1500.
$1000 to $2000 depending on condition.
100-1000 USD
Made in 1912, probably worth $600-$800 in fair condition (assuming it's shootable).
Dependent on condition of the wood, bluing on the barrels, and case color on the receiver, as well as the condition of the bores. What length of barrels, what type of condition, etc is it in. It is a late production A H Fox Sterlingworth probably made after Savage purchased the company in 1929. The value could range anywhere from $300 - $1200 dependent on original condition, fit and finish.