8-13-11>>> Only the Philadelphia & San Francisco Mints struck $20.00 gold coins in 1899.
Only the Philadelphia & San Francisco Mints struck $20.00 gold coins in 1901
Just 2 Mints produced the 1924 PEACE dollar. The Philadelphia & San Francisco Mints. So the only mintmark is an "S."
Walking Liberty halves were struck at all 3 mints that were active at the time. No mint mark = Philadelphia, S = San Francisco, D = Denver
If you are asking about a 1879 Morgan dollar. It was struck at all 4 mints operating at the time. The Philadelphia Mint issue does not use a mintmark. Mintmarks for the other mints are: New Orleans-O, Carson City-CC and San Francisco-S. Located on the reverse above the letters DO in DOLLAR.
1924 Peace dollars were struck at Philadelphia and San Francisco
More information is needed. $20 gold pieces were struck for circulation from 1849 to 1932 at several mints. Please post a new and more specific question with the coin's date and mint mark.
The 1890 Morgan was struck at all 4 Mints. So if it was made at the Carson-City Mint the mintmark is on the reverse, under the DO in DOLLAR.
Your 1923 Liberty Dollar is actually a 1923 PEACE dollar. This series of silver dollars were made from 1921 to 1928 & 1934 to 1935 at 3 US Mints. The 1923 date is very common regardless of any mintmarks. Assuming the coin is circulated, retail values are $31.00-$37.00.
The 1917 Walking Liberty half dollars were struck at all 3 Mints and have 5 different types for that year. Values range from $9.00 to $700.00 for average coins depending on grade and mintmark and if the mintmark is on the front or back of the coin. Show the coin to a dealer or collector for a better idea of value.
Walking Liberty halves were struck at 3 different mints over the period 1916-1947 so you'll need to post a new question with the coin's date and whether it has a mint mark. To find the mint mark, look on the back near the 8:00 position. There may be a small S or D, or no letter.
The number 1 on a Lady Liberty silver dollar neck is a mint mark that indicates which Mint the coin was struck at. The number 1 indicates the Philadelphia Mint, which is the oldest Mint in the United States, established in 1792. The Philadelphia Mint is the only Mint that has not had a mint mark on its coins until recently, when they added a P mint mark. Other Mints have used different mint marks throughout the years to indicate where the coin was struck.
More information is needed. Genuine US $20 gold pieces were struck for circulation from 1849 to 1932 at several mints, and other countries issue $20 coins either as bullion pieces or for collectors. Please post a new and more specific question with the coin's country of origin and date. what is the value of United States twenty dollar gold coin and where to sell? what is the value now of United states twenty dollar gold coin and where to sell