Random timelines. By Lolman Jan 1, 3500 Sumerians record pictographs. 3500 BC Recorded on clay tablets. - First known written language. - Cuneiform means "wedge - shaped". Jan 1, 4500 Neanderthal man carves a picture. 45,000 BC Discovered near Tata Hungary. Discovered by a team Wolly Mammoth