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HfT Building Models/Sketchup/Casper/index.md

+Note:
+
+All files herein are created for
+
+    Sketchup 8 and above
+    
+CityGML specific features ( like Location Info, Surface Types, Grouping and Attributes ) are stored in the models but are only visible, editable and usable with
+
+    CityEditor plugin from 3DIS ( see https://www.3dis.de/cityeditor/ )
+
+Note the licensing conditions ( also fixed in the model info of each Sketchup file )
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