Depends on its date. There are no rare JFK halves. You might get $4 from a dealer for a 1964 one because they're 90% silver, $1.50 for a 40% silver one minted from 1965 to 1970. Anything newer is copper-nickel and has no added value.
These sell for 10-20 in online auctions.
Any coin dealer or buyer of scrap gold & silver.
There is no silver in a 1972 US half dollar.
a half dollar is a us coin that is half a dollar so 50 cents it is bigger than a quarter
a half dollar is a us coin that is half a dollar so 50 cents it is bigger than a quarter
There are .3617 troy ounces in a 1962 US half dollar.
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.
JFK is on the US half-dollar COIN. The US hasn't printed half-dollar bills since the 19th century. JFK was assassinated in November 1963. In 1964 his portrait was placed on the half dollar in his honor.
The US has never made a gold half dollar.
About one dollar.
Look at the coin again and post new question. No US 1 dollar coins are dated 1918.
There are .1479 troy ounces of silver in a 1967 US Kennedy half dollar.