Now showing: Nicaragua - Postage stamps (1970 - 1979) - 3 stamps.
16. April WM: None Engraving: Format International Security Printers Ltd., London. Perforation: 13¾
![[Airmail - The 200th Anniversary of the Independence of the United States of America, type ]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/1918-b.jpg)
16. April WM: None Engraving: Format International Security Printers Ltd., London. Perforation: 13¾
![[Airmail - The 200th Anniversary of the Independence of the United States of America, type ]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/1919-b.jpg)
15. August WM: None Perforation: Imperforated
![[Airmail - Olympic Games - Montreal, Canada, type ]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/1951-b.jpg)