$75-$200, depending on condition.
1941
About 1973
That should be 1975
$50-100, depending on condition.
No way to tell.
Seldom exceed 75 USD
More information needed to determine model of firearm.
Seldom exceed 100 USD
4 words brah IDK YOLO You Only Live OHHHHHHHHHHHHHHHHHHHHHH
Harrington & Richardson used the Prefix AT in 1983.
1973
How old is my Topper 88 HARRINGTON AND RICHARDSON GUN serial number