The mint mark is located to the left of Hindenburg's collar, near the digit '1' in his 1874 birthdate. Possible letters and cities are:
"A" - Berlin
"B" - Vienna (occupied)
"D" - München
"E" - Muldenhütte
"F" - Stuttgart
"G" - Karlsruhe
"J" - Hamburg
As of 01/2016 a 1938 2 RM coin in slightly-worn condition would retail for about US$4.50; better grades would be in the $5.50 to $10.00 range depending on mint mark.
$0.25 - $975 depending upon the condition of the coin.
The letter is known as the mint-mark and tells where the coin was made. A coin having a P mint-mark (or no mint-mark on some coins) was made in Philadelphia, a coin having an S Mint-mark was minted in San Fransisco, a coin with a D mint-mark was minted in Denver.
That is the mintmark of the Munich mint on this German 50 pfennig.
The mint mark is located on the reverse [tails] side of the coin at the bottom below the wreath. If there is no mint mark then the coin was minted at the Philadelphia Mint.
There is not always a mint mark on coins. If your coin does not have a mintmark it means that it was made at the Philadelphia mint in Pennsylvania.
It depends on the type of coin the date and denomination on were the mint mark is located
No US coin bears an "F" mint mark
Mintmarks identify which mint the coin was made at.
Assuming the coin has no mint mark and is circulated, average retail value is $8.00-$10.00 for most coins.
The mint mark of the Denver Mint (shown as a "D") and the San Francisco Mint (shown as "S) on the Eisenhower Dollar is located on the obverse (heads) side of the coin directly beneath the bust of Eisenhower. If there is no mint mark there, then the coin was struck at the Philadelphia Mint and in this mint did not place a mint mark on the coins struck there until 1979.
A mint mark is a smaller letter or letters representing the mint facility the coin was struck and are found in various places on the coin.
"cc" is a mint mark. The Mint mark shows where the coin was made. "CC" stands for Carson City, Nevada.