Both dates are very, very common. Circulated coins are valued at $38.00-$44.00.
The Walking Liberty design has only been used on half dollars dated 1916-1947 and on 1-oz bullion coins minted since 1986. Your coin is called a Morgan dollar after its designer George Morgan.
The mint mark (if it has one) on all Morgan silver dollars is on the reverse of the coin just above the letters "DO" in dollar.
There is no difference. They are the same coin but many people refer to them as "Liberty Dollars".
Values vary from coin to coin depending upon the date, the mint mark and the condition of the coin.
46 dollars
About 5-10 dollars
The Walking Liberty design has only been used on half dollars dated 1916-1947 and on 1-oz bullion coins minted since 1986. Your coin is called a Morgan dollar after its designer George Morgan.
In circulated condition they are worth on average $16 to $20. 1889 Morgan dollars struck at Philadelphia are not rare dates.
The mint mark (if it has one) on all Morgan silver dollars is on the reverse of the coin just above the letters "DO" in dollar.
There is no difference. They are the same coin but many people refer to them as "Liberty Dollars".
The Peace design was only issued from 1921 to 1935. If you have a large silver dollar dated 1889 it's called a Morgan dollar. Please see the Related Question for more.
The value of 1889 Morgan silver dollar replica ranges from $23.01 to $26.76
Values vary from coin to coin depending upon the date, the mint mark and the condition of the coin.
46 dollars
The mint mark (if it has one) on all Morgan (1878-1904 & 1921) silver dollars is on the reverse of the coin, just above the letters "DO" in dollar.
The mint mark on all Morgan silver dollars is located on the reverse side of the coin just above the letters "DO" in the word "DOLLAR".
They're just called Morgan dollars. The person shown on the coin is Miss Liberty. "Morgan" refers to the coin's designer, George T. Morgan. Please see the Related Question for more information.