ttk::notebook(3tk) on Linux
The text 2c1d0edb0cf8, as Debian 9 (Stretch), Debian 8 (Jessie) shipped it. The page shows this text now.
Multi-paned container widget
The text 2c1d0edb0cf8, as Debian 9 (Stretch), Debian 8 (Jessie) shipped it. The page shows this text now.
Multi-paned container widget