Wampum the spoken language is. Records and treaties are kept in this manner, and individuals could write letters to one another in this way. Wampum belts were used as a memory aid in oral tradition, and were sometimes used as badges of office or as ceremonial devices in Indian culture such as the Iroquois. The 1820 New Monthly Magazine reports on a speech given by chief Tecumseh in which he vehemently gesticulated to a belt, pointing out treaties made 20 years earlier and battles fought since then. The National Museum of the American Indian repatriated eleven wampum belts to "Iroquois" chiefs
Prehistoric beads in the Philippines BCE. Alastair Lamb states that the most common type of bead for around that time was the Indo-Pacific beads. According to Francis, the beads could be named “Indo Pacific Monochrome Drawn Glass Beads”. These Indo-Pacific beads can be found to occur everywhere in Southeast Asia. Other than these, there could be found at that time, Chinese beads (which were traded generally either by non-Han Chinese, other Southeast Asians, or Westerners depending on the time period), Muslim beads, Java beads, and Indian beads. Clues as to the nature of bead trade in South East Asia could be found in the Pandanan