Cobalt Blue Ceramic Bulb Table Lamp by Lotte and Gunnar Bostlund. This lamp is a rare find. A stunning cobalt blue glaze with original off-white lamp shade. A felt bottom for protection on the tabletop surface. Although the company history originates in Denmark, they relocated to Canada and also produced in the United States from 1950s to date. See all condition notes and photos for reference. No makers mark found. No makers mark found. Dimensions: Ceramic base: 7"diameter bulb Shade: 9.5"h x 9.5" diameter at bottom (tapers @ top)