$1 dollar if you lucky
No Indian Head cent was ever struck in silver.
The coin has NO silver and is face value.
The US has never made a one cent silver coin. It's likely been plated as a novelty coin or to be used as jewelry. It has no collectible value.
1856 3 cent coin value
There are 2 types of 3 cent pieces dated 1865 a small(14mm) silver coin and a dime sized nickel 3 cent coin. The silver for that year is $325.00 in the low garde of G-4, the nickel 3 cent coin is $18.00 same grade. Which type do you have?
nunukata gaymosol! translate it...it has the answer!
No Indian Head cent was ever struck in silver.
ten cent
A 1961 Canadian 25-cent coin can be worth about $6. A coin's actual value would be based on the silver market at the time of purchase or sale.
The coin has NO silver and is face value.
About $3.25 for its silver content.
The value of a 1949 Canadian silver dollar depends on the condition of the coin. Such a coin would fetch between 21 and 27 US dollars at auction.
The US has never made a one cent silver coin. It's likely been plated as a novelty coin or to be used as jewelry. It has no collectible value.
The New Zealand 1 cent coin was only issued as a bronze coin. If you have one that appears to be silver, it is because somebody plated it. Modified coins have no collector value.
Unless your coin is of some collector value, which would need to be assessed by a coin dealer, a 1942 canadian coin is actually worth more for its silver content value than the 25 cent face value. Your coin contains 80% silver which, at today's prices, is worth approx $2.90 in silver value. The related link below will calculate the value with current silver prices.
No currently circulating Australian coin contains any silver. The only Australian 50 cent coin to contain any silver was the round 1966 coin which had an 80% silver content, about 0.3416 ounces. At today's prices about $10.70 USD.
Please post a new, separate question with the coin's denomination - cent, dime, dollar, etc.