You need to be more detailed. Please post a new question with the bill's date and a short description of its type, if it doesn't say "Gold Certificate" or similar. If it's from a private bank instead of the federal government, include that in your new posting.
There was no fifty dollar US gold coin produced in 1940.
A half dollar
Australia does not produce a Fifty Dollar coin for general circulation. The polymer Fifty Dollar note released from 1995 onwards, has David Unaipon (Inventor, preacher & author) on the front, and Dame Edith Cowan (Social worker, politician & feminist) on the back.
its a big huge coin that is silver. its basically a fifty cent worth .
It's simply called a half dollar.
Taiwan doesn't have a 50 cent coin. The smallest currency unit is 1 dollar.
a silver/gold dollar coin and 2 fifty cent pieces
In US Dollar, 50 Pesos is worth about $3.77
It means that the gold is 99.9% pure.
A dollar coin, a fifty-cent piece and 7 pennies.
fifty dollars
The Dollar Store, Wal Mart, Zellers, etc.