Better check your dates again. The only U.S. half dollar with a 1922 date is a Grant Memorial Commemorative. In circulated condition, it's worth about $60. If you have the variety with the extra star, then about $450
A high relief 1922 Peace dollar is rare, they have values of $80,000.00 or more.
$12.00 to $20.00 in circulated condition.
50$
Value is for the silver about $2.50
The US didn't strike any half dollars in 1804.
The only US half dollar struck in 1922 was the Commemorative Grant Memorial Half dollar and values for uncirculated examples about $100.00
The US Mint did not produce any half dollars in 1922.
The US Mint did not produce any half dollar coins in 1922.
100
A high relief 1922 Peace dollar is rare, they have values of $80,000.00 or more.
$12.00 to $20.00 in circulated condition.
50$
A US half dollar with a date of 1979 is a Kennedy half dollar not a liberty half dollar. The coin has no silver and is only face value.
It has a metal value of about $10.
Value is for the silver about $2.50
About $4-5
50 cents.