United States
| Country: | United States |
| Type: | Circulation banknotes |
| Series: | Military Payment Certificates Series 661 |
| Nominal: | 20 dollars |
| Year: | 1968 |
| Material: | Paper |
Military Payment Certificates Series 661
 10 cents 1968 |  25 cents 1968 |  50 cents 1968 |  1 dollar 1968 |
 5 dollars 1968 |  10 dollars 1968 |  20 dollars 1968 |