Thomas Glatthard

RT @igs100: Scroll through the life of #GuillaumeHenri #Dufour, European #Surveyor 2017, Fluidbook now available in English: https://t.co/E…https://twitter.com/ThomasGlatthard

1 month ago

GeoBeer Switzerland

RT @sgk_swisscarto: Guillaume-Henri Dufour – Surveying and Mapping of Switzerland. Fluidbook now available in English: https://t.co/YEYNf86…https://twitter.com/GeoBeerCH

1 month ago

BDVI Brandenburg

RT @sgk_swisscarto: Guillaume-Henri Dufour – Surveying and Mapping of Switzerland. Fluidbook now available in English: https://t.co/YEYNf86…https://twitter.com/BDVI_Bbg

1 month ago

Stephan Nebiker

RT @sgk_swisscarto: Guillaume-Henri Dufour – Surveying and Mapping of Switzerland. Fluidbook now available in English: https://t.co/YEYNf86…https://twitter.com/snebiker

1 month ago

Gilles Palsky

RT @sgk_swisscarto: Guillaume-Henri Dufour – Surveying and Mapping of Switzerland. Fluidbook now available in English: https://t.co/YEYNf86…https://twitter.com/GillesPalsky

1 month ago