The following photos demonstrate what an Alaskan Saw Mill can do..
Two boards are used to start the cut. Various slabbing rails are made for this purpose. The ones in the photo are home made.
Once the first cut is made, subsequent cuts use it as a guide.
This nice log is over two feet in diameter on the small end. They are getting ready to turn the log.
This shows the new top cut. The log is now partially square.
Here is a nice board about to be cut from the log.
Here are a few boards taken from this log.