gun history

Question
I have a remington arms union metallic ctg co. inc. remington model 11 made for browning serial#266304 patented on october 8,1900 can you tell me anything about this gun and if it is a collectable and possibly value?

Answer
Its the same gun basic gun as the Browning Auto-5.
It was designed by John Browning and Licenced to Remington.
http://www.remington.com/library/history/firearm_models/shotguns/model_11.asp
It came in 6 different grades.
Values range from $100 to $2250 depending on grade and condition.
Plain model 11 in good condition is worth $250
If it was made after 1921 you can date it here.
http://armscollectors.com/sn/remdates.php