Six Wedgwood Tricolor Jasper Medallions, England, 18th and 19th century, each with white jasper bodies and classical relief, a circular polished edge with black frame to a lilac ground, dia. 2 1/2; two octagonal with green frame to a dark blue ground, lg. 2, 2 5/8; octagonal with light green frame to a light blue center, lg. 1 1/8; double-sided octagonal with black frame to a light blue center, lg. 3/4; and an oval with green frame to a light blue center, set as a brooch in a gold frame, lg. 2 1/8 in.; impressed marks. The Spak Collection of Wedgwood sold to benefit the Florida International Uni