There is no straightforward way to tell, just by looking at the coin. To determine a coin's value, you need to consider its denomination, date, mintmark (if any), and condition (wear, damage, cleaning, etc.). When you know these factors, then you can look it up in a price guide. Check out my FAQ page for pricing and grading links : http://www.workingmancoins.com/FAQ/index.htm
On the 1969 S penny a doubling of the print makes it very valuable ($35 000)
1944s wheat Penny
For all practical purposes, .000047% of a penny is nothing. A penny is the smallest legal tender in the United States. The least-valuable currency in the world right now is the Iranian Rial, and even that only gets you 422.75 for a penny. No currency is inflated enough to be worth less than a millionth of a penny.
No, most 1955 cents are not that valuable. There were only a few that were double-struck*. You can see a nice picture of one by using the link provided. (*) As you have noted from other postings, coins are said to be minted or struck, not "stamped". I don't know why, it's just what's done.
Its value. That is the only way you know that the information is valuable!
As far as general circulation coins are concerned, easily the most valuable Australian Penny is the 1930 Penny and the most valuable Halfpenny would be the 1923 Halfpenny.
On the 1969 S penny a doubling of the print makes it very valuable ($35 000)
Penny
Nothing
1937 penny
The Queen Victoria, penny-red, plate 77, one penny stamp.
the most valuable is the penny in the us has a head on the front and back hope this helped :) :) :) :) :)
The most valuable ones are the 1943 copper penny, and the even more rare 1944 steel penny.
The rarest and most valuable Lincoln cent that isn't an error is the 1909-S with VDB on it. The rarest and most valuable error Lincoln cent is the 1943 copper penny.
The 1909-S V.D.B.
Its maid of real copper
1970-S