To help me refine this, are you looking for a , a historical archive piece , or perhaps something related to the Grimm TV show (Season 4, Episode 12)?
Labor hours saved by larger pan surface areas, cost of maintenance (argon welding for leaks), and resale value of used equipment.
Boiling rates (gallons per hour), fuel consumption (wood vs. oil), and heat distribution across the 48-square-foot surface. 2. Historical & Industrial Evolution