GeometryCreation_BooleanOperation.dll 7481f82e-6e6d-4d61-a885-31b8ad23ecc4 Revit.SDK.Samples.GeometryCreation_BooleanOperation.CS.Command GeometryCreation_BooleanOperation GeometryCreation and BooleanOperation AlwaysVisible adsk Autodesk, www.autodesk.com