Not so much a 'Build Log' as this is now a finished machine, but I've been asked to describe the machine I'm using so this seemed the obvious place to put the description.
First a video of it doing something useful:
https://vimeo.com/444172007
This picture shows the pile of source material I managed to scavenge off the local tip over a period of a few months. The design of the machine was very much dependant on the material available.
Attachment 28671