Please check again and post a new, separate question. No US bills are dated 1961.
$5.50
Current retail value is $8.00
Turn the coin over and look at the denomination on the back. It's a half dollar.
No US dollar coins are dated 1961. Look at the coin again and post new question.
Nothing. Decimal currency was not introduced until 1966.
Please post a new, separate question with the bill's country of origin. The US didn't print any bills dated 1961.
The U.S. didn't print any $2 bills dated 1961. Please check again and post a new question
Central Kalahari Game Reserve was created in 1961.
No more than face value - there were many thousands printed. The only exception is if there is something 'wrong' with it - like a misprint, or a design flaw.
Devils Marbles Conservation Reserve was created in 1961-10.
The Million Dollar Incident - 1961 TV was released on: USA: 21 April 1961
Straightaway - 1961 The Leather Dollar 1-1 was released on: USA: 6 October 1961