This is probably a Remington model 11. It was made on Brownings patent for the auto 5. try a Google search using IMAGES, and type in Remington model 11. auto5man
You can purchase a Browning shotgun from retail stores such as Cabela's. Alternatively, you can purchase this item from online shops such as the Bud's Gun Shop website.
Go to one of the used gun sites like gunbroker.com and compare.
That is the number of a Japanese contract-made Browning BSS. Current online prices are in the $900-$1500 range in as new condition, less used. (May 2012)
If you are looking for an original manual for the gun, try ebay. They come up for auction all the time on ebay. Below is the link for an auto-5manual online that Browning provides.
Depends on model, condition and age. You can also compare your model with other browning models on online listing sites such Gunsinternational.com Or you can take pictures and pay for an appraisal through the blue book of gun values.
Use the Answers.com search engine. I'm sure it will turn up one on one of the online auctions.
You CAN see a picture of something online, but you CANNOT a real object online instead of just a picture.
do u have a picture
Try amazon or Ebay online.
This shotgun is in the neighborhood of 100 years old. There is fairly extensive information online available on this shotgun.
Try e-gunparts.com
Try the Gun Parts Corporation online