Louis Comfort Tiffany and John La Farge are perhaps the two most iconic glass artists in history. This December Sotheby’s Dreaming in Glass: Masterworks by Tiffany and La Farge ( 12 December) presents rich array of the most remarkable creations by the two masters of the medium. Among the myriad highlights are Tiffany’s “Trumpet Creeper” and “Wisteria” lamps as well as John La Farge’s mesmerizing allegorical window Dawn Comes on the Edge of Night. Click ahead to learn more.