50-150 USD or so
Harrington and Richardson used serial numbers that started with AM in 1974. The company had similar shotguns being built from 1974 to 1981.
50-100 USD or so
The sell at $150-$200 on most auction sites.
In 100% condition, $100-$125.
Impossible to answer without a detailed description.
Since it has a serial number, it was made after 1968. They were made at least through the 1990's, but I know of no source of serial number dating info for recent H&R guns. * Harrington & Richardson manufactured the shotgun in 1974.
Owner of a Topper Model 58, 410 GA 3" Full; Harrington & Richardson, INC; Ser# AM229094. Want to know the value? Email: email@example.com
If you are mean the H&R model 158 Topper single shot shotgun?This model was made from 1962-1973.
about 80 bucks. I have seen them go for 130, and have seen them go for 2 for 50. Just gotta find the right person.