Development of Working Tools 1981
Now showing: Portugal - Postage stamps - 1981 - Development of Working Tools - 1 stamps.
1981
Development of Working Tools
13. June WM: None Design: João Pedro Roque Engraving: Casa da Moeda Perforation: 12½
![[Development of Working Tools, type ADB]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/ADB-s.jpg)