The Remington Model 11-48 is a recoil operated semi-auto shotgun. There were 469,000 manufactured between 1949 and 1968. It was made in 12, 16, 20, and 28 gauge and 410 bore with various barrel lengths and chokes. The Blue Book values are:
Add 10%-20% for VR barrel, depending on original condition.
Add 20% to 30% to Blue Book values for retail prices.
The Standard Ruger 10-22 was introduced in 1964. It has an 18.5" barrel and a 10 round magazine. It has open sights on a blued barrel. The stock can be walnut, birch or synthetic. The Blue Book values are:
Add 10% for uncheckered walnut stock (mfg. 1964-1980 and 1987-1989).Add $89 for deluxe checkered walnut sporter stock (Model 10/22 Sporter DSP).
Add 20% to 30% to blue Book values for retail prices.
I hope this helps you,