Ridiculously Huge Camera
The RHC Project (not to be confused with the LHC) has the aim of building a huge camera with the tools available in the metalabs. For now the intent of this wiki page is to collect links and information on existing self-built cameras to get us some idea where to start.
Jon Grepstad: Building a Large Format Camera.
A book with plans on how to build your own 4x5 camera. link