Self-growing lunar factory.

This is impressive looking, especially since it is all accomplished without any people being there to do the work.  The date was 1982 also.  Makes you wonder if we're going backward.

NASA Conference Publication 2255 (1982), based on the Advanced Automation for Space Missions NASA/ASEE summer study Held at the University of Santa Clara in Santa Clara, California, from June 23-August 29, 1980.