The U.S. didn't mint any regular circulation half dollars dated 1926.
However, there were 2 commemorative coins issued that year. One honored the Oregon Trail, and the other was struck for the 150th anniversary of independence. There's more information at the Related Question links below.
Please check again and post a new question. No US half dollars were minted in 1926.
what carrot is 1926 , 2.5 coin minted
The 1926 Peace dollar is very common and regardless of any mintmarks in circulated condition values are $24.00-$29.00
50$
Please check your bill again. There were no 1926 US bills; the date is most likely 1928.If so, there's more information the at question "What is the value of a 1928 G US 2 dollar bill?".
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.
Please check your bill again and post a new, separate question. No US $10 bills are dated 1926.