It's a Walking Liberty half dollar with a value of about $13.00
There were no silver dollars minted in 1945.
It's a Walking Liberty half dollar with a value of about $12.00. The coin is very common.
Coins of this series (Walking Liberty) dated from 1940 to 1947 regardless of mintmarks are all very common and have the same retail value of $14.00 in average condition.
These are both considered common dates for Walking Liberty Half Dollars. In circulated condition, their value will be based mainly on the silver they contain -- currently $2.50 to $3.00 apiece.
If it has any wear at all the value is just for the silver about $2.00.
Yes, as with all US half dollars minted before 1965, the 1945 walking liberty half dollar is made out of 90% silver alloyed with 10% copper.
Giving medium circulation the grade of EF-40, the retail value of the 1935 is $10.00 and the 1945 is $9.00 and I thank you for the condition description, it does help.
From what country? The U.S. did not issue any dollar coins for circulation between 1936 and 1970 inclusive.
The price guides can't keep up with the high silver values, melt value as of today is $9.45, the average collectible value is $9.00 for this coin in VF-20.