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
Iroquois to send word of their decisions to concerned parties, or a woman could appear at the men's council as an orator, presenting the view of the women. Women often took the initiative in suggesting legislation. The term "wampum" refers to beads made from purple and white mollusk shells on threads of elm bark. Species used to make wampum include the highly prized quahog clam ("Mercenaria mercenaria") which produces the famous purple colored beads. For white colored beads the shells from the channeled whelk ("Busycotypus canaliculatus"), knobbed whelk ("Busycon carica"), lightning whelk ("Sinistrofulgur perversum"), and snow whelk ("Sinistrofulgur laeostomum") are used.