Corridor window , 1865
![](https://kaijima.arch.ethz.ch/wp-content/uploads/2017/10/drawing_dinal-1024x919.jpg)
- Hauptgebäude, ETH Zurich, Switzerland
- Corridor window in the Hauptgebäude of the ETH Zurich, built by Gottfried Semper in 1865 in downtown Zurich.
- The corridor has a circular form. Each window has a single table in front of it with one or two chairs, for the students to work in a brightful space, despite the narrow space.
- The glass windows have two wings, divided in six parts with a wooden frame. It’s now not possible to open them.