the begginings of an oil refinery...
in the foreground the brick still is scratchbuilt, in midground the vertical wash tank is scratchbuilt, in the background are two kits, an oil tank and a benzine separator building.
structures coming to this circa 1900-1920 refinery, two more stills, possibly three, a boiler and several more storage tanks, all being scratchbuilt. and a kit loading platform.