Please don't assume that just because a US coin was minted before 1965 it's made of silver. US nickels made from 1866 to mid-1942 and from 1946 to the present are made of a copper-nickel alloy, not silver. From mid-1942 to 1945 nickels did contain a small amount of silver because nickel metal was needed for the war effort. Those "war nickels" are the ONLY ones that have any silver in them.
There's more information at the Related Question.
These coins are also frequently called Buffalo nickels. Please see the question "What is the value of a 1918 US nickel?" for more details.
It's the usual practice of this site to answer a single question at a time. Please see:"What is the value of a 1940 US nickel?""What is the value of a 1942 US nickel?""What is the value of a 1944 US nickel?"
This design is called either a buffalo nickel or an Indian head nickel; both names are about equally common. Please see the question "What is the value of a 1919 US nickel?" for more information.
The US nickel was first issued in 1866. Please double-check your coin.
5 cents.
If you look at the coin's back side you'll see that the entire buffalo is shown, not just its head. However, on the front side only the Native chief's head is shown.That's why these coins are called Indian Head Nickelsor Buffalo Nickels, but never "buffalo head" nickels....Please see the question "What is the value of a 1918 US nickel?" for more information
A 1957 nickel is worth face value only, unless it's uncirculated or a proof coin.
In average condition, both coins are only worth their face value.
Average current retail value is $5.00
Check that coin again. The first U.S. nickel was issued in 1866.
This famous design is also frequently called an Indian head nickel. Please see the question "What is the value of a 1920 US nickel?" for more information.
Liberty nickels were made from 1883 to 1912. Your coin is a familiar Jefferson nickel. Please see the question "What is the value of a 1939 US nickel?" for values.