Our 3D CAD supplier models have been moved to 3Dfindit.com, the new visual search engine for 3D CAD, CAE & BIM models.
You can log in there with your existing account of this site.
The content remains free of charge.
Open the Dependencies window (possible on every point of the 3D History).
This shows the connection of the currently selected history point to other construction steps in hierarchical order.