Italian pair of Murano "avventurina" tobacco glass fluted table lamps, signed Alberto Doná Murano. Height to the top of the glass is 21.75 in. Rewired to US standards. Avventurina: Clear glass with 23-karat gold flecks, creating a shimmery, metallic look. The process was aptly named, as it means "adventure," describing the difficulty of working with this process.