The serial number on a Topper M48 is typically located on the left side of the receiver, just above the trigger guard. It may also be found on the barrel or the stock, depending on the specific model and year of manufacture. Always ensure to consult the manufacturer's guidelines or a reliable reference for precise details.
$100
Less than $100.
H43817 was made in 1947....1943=d thou 1953=n
43-54
No sn provided.
1970serial#72681
Best left to a gunsmith
How old is my Topper 88 HARRINGTON AND RICHARDSON GUN serial number
Depends on what it is choked.
$60-90, depending on condition.
how to remove and replace trigger guard on Harrington Richardson topper shotgun n
you can buy parts for this gun at www.e-gunparts.com