Before revision: ” Distinctions Letters, pictograms (used by American Indians, Eskimos, African Bushmen, and Oceanians), conventional signs (such as totemic signs, taboos, and magic signs), ideograms (like those used by the Mayas, Ancient Egyptians, Mesopotamians, and Chinese), and syllabic scripts (such as Brahmi and Phoenician scripts) are all forms of written communication.
After revision: " Distinctions Letters, pictograms (used by American Indians, Eskimos, African Bushmen, and Oceanians), conventional signs (such as totemic signs, taboos, and magic signs), ideograms (like those used by the Mayas, Ancient Egyptians, Mesopotamians, and Chinese), and syllabic scripts (such as Brahmi and Phoenician scripts) are all forms of written communication.