The industrial section of the Cornerstone71 expedition log records manufacturing, production, and supply chain resources charted during field surveys. Eighteen sites have been entered here, covering chemical manufacturers, industrial mould makers, raw material suppliers, machine operators, and engineering works. The field record spans multiple industrial sectors and geographic territories. Survey notes indicate a mix of B2B-focused specialists and broader industrial service providers catalogued in this section. This is the appropriate starting point when navigating the catalogue for manufacturing and industrial procurement resources.