Miss or Lady Liberty was on US halves from 1794 to 1947, so please be more specific and post a new question with a date and mintmark if it has one.
It's a common date, currently worth about $10 for the silver.
The value of a 1940 Lady Liberty half dollar can vary based on its condition and rarity. On average, a circulated 1940 Lady Liberty half dollar could be worth around $10 to $20. However, if the coin is in excellent condition or has any special features, it could be worth more to collectors. It is always recommended to have a coin appraised by a professional to determine its exact value.
Walking?
$40 to $40,000 depending upon the mint mark and the condition of the coin.
1979 would make it a Susan B. Anthony dollar. Lady Liberty hasn't been on a dollar coin since 1935. The '79 SBA dollar is worth face value only.
None were made.
Circulated coins have retail values of $312.00-$414.00. The 1880 Liberty Head Half Eagle is a common coin.
It's actually a Walking Liberty half dollar not a "Lady Liberty." Coins of this series dated from 1940 to 1947 are all very common and have the same values of $17.00 in the grades of G-4 to EF-40.
Draped Bust dollar coins were struck in 1797, but no "Lady Liberty", matter of fact, no US coin is called a "Lady Liberty". A real Draped Bust dollar of this date is $1,500.00 to $40,000.00+ depending on the type and condition of the coin.
Assuming the coin is circulated and has no mintmark ,your 1896 MORGAN DOLLAR is common. Value is $17.00-$26.00 NOTE: No US coin is a Lady Liberty coin.
Actually it's called a Walking LIBERTY half because the lady is Miss Liberty herself. There's more information at the Related Question.
Lady Liberty or Miss Liberty is on every one dollar coin that has been made from 1794 to 1935. So post a new question and include the date.