Home > Listing of Enamels > Vintage Enamel > Thompson TransparentsClick Image To View Larger 546 Light Blue (tr) * 25 ozs are available* $6.00 Weight 1 oz ($6.00) 8 oz ($48.00) 2482:=:6,2984:=:48 Quantity: - + Transparent, cataloged, Thompson Enamel for Copper, Silver, Gold, Iron and Steel. This enamel is "medium fusing" and should be fired at 1450 to 1550 degrees F. for approximately 2 to 4 minutes. All Enamel is pre-1990, 80 mesh and lead bearing. *This sample has been fired over Flux*