SIMPLE ANSWER: No US coin dated 1965, 1966 or 1967 will have a mintmark, it's just a penny.
face value
Face value only.
Assuming you mean a U.S. cent and not a U.K. penny, yes - it's worth its face value, but nothing more.
If by a "silver penny" you mean one of the 1943 steel cents, then in mint condition it's worth a dollar or two. If you mean some other date, then it's silver plated and has no collector value. And your 1967 penny has been altered -- no added value.
The last Australian Penny was minted in 1964.
Face value the date is still in circulation.
It is worth 1 cent. I know it seems that it should be worth more, but because there were so many made it isn't.
Well, isn't that a happy little question! The 1867-1967 Elizabeth II Canadian penny is a special coin celebrating Canada's centennial anniversary. Its value can vary depending on its condition and rarity, but it's a lovely piece of history to have in your collection. Remember, the true worth of a coin is not just in its monetary value, but in the joy it brings to those who appreciate its beauty and history.
like a penny or what we value as a penny
A Centennial penny, uncirculated, varies in price from $1 to about $8.
It's worth 2 cents for the copper, but is still common in daily transactions at face value.
Neither U.S. nor British pennies were made of silver. Your coin is almost certainly plated, which would mean it's only worth face value.