The 100th Anniversary of the Swiss Mechanical and Electrical Engineering Industries 1983
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1983
The 100th Anniversary of the Swiss Mechanical and Electrical Engineering Industries
17. February WM: None Design: Roger-Virgile Gheiser Engraving: Courvoisier Perforation: 11¾
![[The 100th Anniversary of the Swiss Mechanical and Electrical Engineering Industries, type AVT]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/AVT-s.jpg)
