A mechanical grocery list with items etched in metal dating back to at least the 1940s has been uncovered. Contrasting to the paper scrawling of today the bizarre device consists of a metal block inscribed with kitchen staples like bread, butter, milk, and tea. The reusable list uses movable markers next to each item that allow shoppers to flag when they need to … [Read more...] about Vintage 80-year-old mechanical shopping list baffles younger Facebook users