Look on the back of the coin to see if there's a small mint mark letter at roughly the 8:00 position. It may be blank or there may be a D or S. (The W on the front of the coin is the designer's monogram and not a mint mark.)
Numismedia lists the following approximate retail values as of 05/2011:
$18 for their silver value in worn to moderately worn condition, regardless of mint mark. In better condition:
No mint mark (Philadelphia):
Almost no wear - $33
Uncirculated - $61 to $5,850 depending on quality
"D" mint mark (Denver):
Almost no wear - $81
Uncirculated - $162 to $10,730
"S" mint mark (San Francisco):
Almost no wear - $116
Uncirculated - $300 to $13,650
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.
Despite the 1934 date, yellow-seal bills were actually printed during WWII for use by troops in North Africa. More than one denomination was issued; please see the following questions: "What is the value of a 1934 US 1 dollar bill with a yellow seal?" "What is the value of a 1934 US 5 dollar bill with a yellow seal?" "What is the value of a 1934 US 10 dollar bill with a yellow seal?"
The U.S. did not print any $2 bills dated 1934.
A denomination is needed. Please determine your bill's denomination and look for the question "What is the value of a 1934 C US [denomination] dollar bill?"
The blue seal indicates your bill is a silver certificate. Please see the question "What is the value of a 1934 A US 5 dollar silver certificate?" for more information.
50$
Despite the 1934 date, yellow-seal bills were actually printed during WWII for use by troops in North Africa. More than one denomination was issued; please see the following questions: "What is the value of a 1934 US 1 dollar bill with a yellow seal?" "What is the value of a 1934 US 5 dollar bill with a yellow seal?" "What is the value of a 1934 US 10 dollar bill with a yellow seal?"
The U.S. did not print any $2 bills dated 1934.
A denomination is needed. Please determine your bill's denomination and look for the question "What is the value of a 1934 C US [denomination] dollar bill?"
The blue seal indicates your bill is a silver certificate. Please see the question "What is the value of a 1934 A US 5 dollar silver certificate?" for more information.
50$
There's no such thing.
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.
Please look at your bill more closely; the date should be 1934. There's more information at the question "What is the value of a 1934 US 20 dollar bill with HAWAII on it?"
The green seal indicates your bill is a Federal Reserve Note. Please see the question "What is the value of a 1934 US 5 dollar Federal Reserve Note?" for more information.
The green seal indicates your bill is a Federal Reserve Note. Please see the question "What is the value of a 1934 US 5 dollar Federal Reserve Note?" for more information.
The blue seal indicates your bill is a silver certificate. Please see the question "What is the value of a 1934 B US 5 dollar silver certificate?" for more information.
It has a metal value of about $10.