Trade beads Trade beads Trade beads (sometimes called aggry and slave beads) were otherwise decorative glass beads used between the 16th and 20th century as a token money to exchange for goods, services and slaves (hence the name). Trade beads were used to African resources by early Europeans. This included African slave trade. The beads were integrated in Native American jewelry using various beadwork techniques. Aggry beads are a particular type of decorated glass bead from Ghana. Made to ease the passage of European explorers and then traders mainly across the African continents, the beads were made throughout Europe although the Venetians
Prehistoric beads in the Philippines of the shell beads found in sites were actually cut beads. This shows that there was a significant development of technique and method to be able to design these shell beads, as modification after the cutting process would have been substantially difficult. Francis discussed in his study of the Philippine shell bead collection, that the beads may have been around since the Late Neolithic period and were later replaced by glass and other inorganic beads from about 200 BCE – 1200 CE. Glover and Henderson place the date of glass bead trade in Southeast Asia at no later than 400