There were no 1968 Australian Five Dollar notes printed.
Starting in 1968, Canadian dollar coins were made of nickel instead of silver. A 1968 proof dollar is worth about $3.
The 1968 Kennedy half dollar is only 40% silver and has a value of about $4.00.
Canada did not make a silver dollar in 1968 - They were made of nickel that year
These are still too common to have any special collectors value. If unused you can stilluse them for postage.
There were no 1968 New Zealand One Dollar coin minted.
One dollar in 1968 was worth the same as $6.58 cents today. The dollar is no longer worth as much because of inflation.
125$ if in ms condition
It's still worth one dollar in Canada.
There is no such thing as a 1968 Franklin halfdollar. But there is a John F. Kennedy half dollar from 1968.
Turn the coin over and check the denomination on the back. It's a 50 cent piece, not a dollar. The U.S. did not make any dollar coins in 1968.
It is made of 40% silver and has a melt value of about $2.50 as of 08/2008