The 100th Anniversary of the International Labour Organization 2019
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2019
The 100th Anniversary of the International Labour Organization
11. April WM: None Sheetsize: 20 Perforation: 13
![[The 100th Anniversary of the International Labour Organization, type BOS]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/BOS-s.jpg)