Zuliani Glass Centre - ๐๐ถ๐ฑ ๐๐ผ๐ ๐ธ๐ป๐ผ๐ glass windows were invented only in the 17th century? Before that, people made windows out of flattened animal horn! ๐คฏ | Facebook
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Very old window. Before glass, window panes were made of materials like paper, cloth and animal hide : r/pics
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Strange Windows โ Historic St. Mary's City - A Museum of History & Archaeology at Maryland's First Capital
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