Five OLD beautiful reheated FLORAL / ONION SKIN 5 layers blue chevron Venetian glass trade beads ( Picard, Volume VII, p.71, bead 691 ) ! The beads are in very good condition ( very lightly chipped at the ends , see photos ). The sizes of the beads are 11 mm in length and 8 mm in diameter . Venetian chevron glass trade beads used in the African trade early 1900's.