![Stamp: William Tell overprinted "S.d.N. Bureau international du Tra (Switzerland(BIT/ILO - International Labor Bureau) Mi:CH-BIT 3x,Sn:CH 3O9,Yt:CH S34,Sg:CH LB9,Un:CH SE34,Zum:CH-BIT 3 Stamp: William Tell overprinted "S.d.N. Bureau international du Tra (Switzerland(BIT/ILO - International Labor Bureau) Mi:CH-BIT 3x,Sn:CH 3O9,Yt:CH S34,Sg:CH LB9,Un:CH SE34,Zum:CH-BIT 3](https://i.colnect.net/f/4357/510/William_Tell_overprinted_SdN_Bureau_international_du_Tra.jpg)
Stamp: William Tell overprinted "S.d.N. Bureau international du Tra (Switzerland(BIT/ILO - International Labor Bureau) Mi:CH-BIT 3x,Sn:CH 3O9,Yt:CH S34,Sg:CH LB9,Un:CH SE34,Zum:CH-BIT 3
Dix ans d'organisation internationale du travail / Bureau International du Travail ; préface par Albert Thomas | Gallica
![UN Fdc, Bureau International DE Travail , Offcial Geneva Cachet , 1974 | Worldwide - United Nations, Stamp / HipStamp UN Fdc, Bureau International DE Travail , Offcial Geneva Cachet , 1974 | Worldwide - United Nations, Stamp / HipStamp](https://storage.googleapis.com/hipstamp/p/27c9e23812a07e7c487c64ca3906a8f5.jpg)
UN Fdc, Bureau International DE Travail , Offcial Geneva Cachet , 1974 | Worldwide - United Nations, Stamp / HipStamp
![Stamp: Helvetia with Sword overprinted "S.d.N. Bureau international (Switzerland(BIT/ILO - International Labor Bureau) Mi:CH-BIT 6x,Sn:CH 3O15,Yt:CH S37,Sg:CH LB15,Un:CH SE37,Zum:CH-BIT 6 Stamp: Helvetia with Sword overprinted "S.d.N. Bureau international (Switzerland(BIT/ILO - International Labor Bureau) Mi:CH-BIT 6x,Sn:CH 3O15,Yt:CH S37,Sg:CH LB15,Un:CH SE37,Zum:CH-BIT 6](https://i.colnect.net/f/4357/512/Helvetia_with_Sword_overprinted_SdN_Bureau_international.jpg)
Stamp: Helvetia with Sword overprinted "S.d.N. Bureau international (Switzerland(BIT/ILO - International Labor Bureau) Mi:CH-BIT 6x,Sn:CH 3O15,Yt:CH S37,Sg:CH LB15,Un:CH SE37,Zum:CH-BIT 6
![Switzerland 1924 70 centimes overprinted Bureau International de Travail used | Europe - Switzerland, Stamp / HipStamp Switzerland 1924 70 centimes overprinted Bureau International de Travail used | Europe - Switzerland, Stamp / HipStamp](https://storage.googleapis.com/hipstamp/p/c7a989667673b3c4bd92f276b054b282.jpg)