1958 is not a rare year for Franklin halves. 1964 and earlier halves are 90% silver. In average condition their retail value is about 0.36 X the current price of silver; a metal dealer will pay less.
Look on the back of the coin to see if there's a small mint mark letter just above the Liberty Bell. It may be blank or there may be a D.
Numismedia lists the following approximate retail values as of 04/2012:
Circulated condition, regardless of mint mark:
Very worn condition - $14.15
Moderately worn - $14.26
Slightly worn - $14.32
Almost no wear - $15.50
Uncirculated:
No mint mark (Philadelphia):
$19.20 to $624.00 depending on quality
"D" mint mark (Denver):
$19.20 to $1040.00
DISCLAIMER: The retail values quoted are the best available as of the date shown, but may vary significantly due to changes in the precious metals market. Also the wholesale (buying) price of a coin will be less than the selling (retail) price. A reputable coin dealer will be able to give a more accurate valuation based on inspection of the coin.
The US didn't print any bills dated 1958.
50$
Value is for the silver about $2.50
The US didn't strike any half dollars in 1804.
50 cents.
The coin is a Franklin half dollar (1948-1963) and is common. If the coin shows any wear, value is about $10.00 just for the silver.
There are .3617 troy ounces of silver in a 1958 Franklin half dollar.
The US didn't print any bills dated 1958.
50$
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.
a half dollar
The US didn't strike any half dollars in 1804.
A U.S. half dollar dated 1953 or 1952 is a Franklin half dollar. If it shows any wear, the value is only for the silver, about $10.00. The coins are very common.