Has metal ever been used in ancient/medieval fortifications or any equivalent Submitted by HDH2506 t3_y0cnkm on October 10, 2022 at 11:45 AM in history 105 comments 286
tminus7700 t1_irtvw67 wrote on October 11, 2022 at 12:24 AM Reply to comment by Agreeable-Western-25 in Has metal ever been used in ancient/medieval fortifications or any equivalent by HDH2506 Many stone works used bronze pins and clips to prevent the stone blocks moving. https://www.messagetoeagle.com/mystery-ancient-metal-clamps-advanced-lost-technology-modern-science-still-cannot-explain/ Permalink Parent 2
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