Try ebay. Runs about $10 with $3 shipping.
I have a 1951 Sportsman 48 and found a manual for it at the following website: http://stevespages.com/page7b.htm. From this manual, I was able to completely disassemble, clean and reassemble my shotgun without any problems. Hope this helps.
This model Cross refernces out to a Remington Sportsman 58, introduced in 1956, the Sportsman-58 was Remington's first gas-operated shotgun. You can request an owners manual for obsolete firearms at www.remington.com click on sportsmans library, then downloads, then owners manuals, then click obsolete owners manuals, you will have to register but it is worth it to get the free manual.
Follow the instructions in the owner's manual. If you don't have one, find a gun shop. They will most likely be glad to help.
The manual is downloadable from Remington's website.
Go to Remington's web site and request an owner's manual.
You can request a manual from Remington on their web site.
You can download an owner's manual for fee at Remington's web site.
If you go to Remington's web site, you can request one or download one.
Did you a mean Remington SPR220? Remington SPR220 is a side-by-side shotgun. You can get a schematic of this fine shotgun from down loading the owners manual from Remington. Kathleen
IMHO you would be better served by ordering a replacement manual for free on the Remington site.
You can request an owner's manual for free at the Remington website.
Let me know which model Remington shotgun you have. Send me your email & I will send you a scan of the manual.