An "S" indicates the coin was minted at San Francisco. You might be able to sell it at to a dealer or online but in any case the coin is not very valuable unless it's in top-quality condition. Please see the Related Question for more information.
If it has one, it's on the reverse under "Five Cents" and can only be a D or S
The "F" you see under the date is NOT a mintmark, it's the designers James Earle Fraser initial. The mintmark (if it has one) is on the back under "FIVE CENTS". The likely value is 25 cents to $1.00 In addition the coin is called a buffalo nickel or an Indian head nickel, but not "buffalo head" because it shows the entire animal :)
Assuming the coin is circulated, the 1936-D Indian Head / Buffalo nickel is a very common coin, for a coin in average circulated condition the values are $1.00-$4.00 retail. NOTE: No Buffalo nickel has ever been struck in silver.
With a small "S" under the words FIVE CENTS, about $1-2 in average condition. With a "D" or no letter, the upper range for an average circulated 1929 nickel* is about $3.
The coin is a Indian Head nickel but is commonly called a Buffalo nickel. 1938 was the last year the coins were made and all of them were struck at the Denver Mint so there is a "D" mintmark on the reverse under FIVE CENTS. None of them were ever struck in silver, most coins have values of $3.00-$5.00
If it has one, it's on the reverse under "Five Cents" and can only be a D or S
Any Buffalo nickel with no mintmark was struck in Philadelphia. Nickels did not have a "P" mintmark until 1980.
The 1935 Indian Head nickel graded as MS-60 is valued at $19.00. The F you see is the monogram of the designer James Earle Fraser, not a mintmark. The mintmark is on the reverse under FIVE cents.
The "F" you see under the date is NOT a mintmark, it's the designers James Earle Fraser initial. The mintmark (if it has one) is on the back under "FIVE CENTS". The likely value is 25 cents to $1.00 In addition the coin is called a buffalo nickel or an Indian head nickel, but not "buffalo head" because it shows the entire animal :)
Assuming the coin is circulated, the 1936-D Indian Head / Buffalo nickel is a very common coin, for a coin in average circulated condition the values are $1.00-$4.00 retail. NOTE: No Buffalo nickel has ever been struck in silver.
With a small "S" under the words FIVE CENTS, about $1-2 in average condition. With a "D" or no letter, the upper range for an average circulated 1929 nickel* is about $3.
The 1930 Indian head (or Buffalo) nickel was only struck at the Philadelphia & San Francisco Mints so it can't have a "D" mintmark. In average circulated condition, it's valued from $1.00-$3.00.
If it has one it's on the reverse under FIVE CENTS
The letter F you see is not a mintmark it's the initial of James Earle Fraser the designer of the coin. And all Buffalo Nickels have it. If the coin has a mintmark it's on the reverse under FIVE CENTS. 1937 is a very common date, coins in circulated condition have retail values of 25 cents to $3.00.
The "F" is not a mintmark, it's the designer James E. Fraser initial and is on all Buffalo nickels, mintmarks are on the back of the coin under the words FIVE CENTS. Value for circulated coins are 25 cents to $1.00
The coin is a Indian Head nickel but is commonly called a Buffalo nickel. 1938 was the last year the coins were made and all of them were struck at the Denver Mint so there is a "D" mintmark on the reverse under FIVE CENTS. None of them were ever struck in silver, most coins have values of $3.00-$5.00
Check under the "FIVE CENTS" on the reverse of the coin. Possible mint marks are:No mint mark = PhiladelphiaD = DenverS = San FranciscoAlso note that the coin is called either a Buffalo Nickel or Indian Head Nickel, but not "buffalo head". After all, it shows the whole buffalo, not just its head!