SORRY, you will never find any because there are none available !
Degree of choke
No
IMHO you would be better served by ordering a replacement manual for free on the Remington site.
Baikal guns are being imported by Remington under the 'Spartan' name.
Only on the used market. Check on eBay, and in the back pages of gun periodicals like Shotgun News or Gun List. sales@countrygunsmith.net
The owner's manual provides instructions for disassembly to the extent necessary to properly clean the shotgun. Replacement owner's manuals are available on the Remington web site.
Cylinder Bore meaning the barrels are not choked (narrowed at the muzzle).
Does it read "kec" or "ked"? The Remington web site indicates 4 grades of Remington model 1900 double barrel shotguns (http://www.remington.com/library/history/firearm_models/shotguns/model_1900.asp): Grades Offered: K - Remington steel barrelsKE - Remington steel, auto ejectorsKD - 2 stripe Damascus barrelsKED - 2 strip Damascus, auto ejectors
Check this page on the Remington Society of America for a list of places: http://remingtonsociety.com/rsa/service
Must be appraised by someone familar with the weapons. Value can range from 100-10000 USD
Depends on age of the barrel, forcing cone type and the shot used. a new Remington 870 will not scratch. an old Winchester m12 will scratch when using steel. lead is good for old barrels, steel wrecks them.
How do you identify the model of an old Remington shotgun with ser # 232022