Copper kaleidoscope
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The seemingly unlimited use of copper and copper alloys through five thousand years of history has established this metal as one of the most valuable possessions for the human population. The film shows the digging of the ore, smelting, ingots, rolling, shaping, polishing and finally the many things made from copper today.
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
Original permalink · Record added 2026-01-23 03:23:57