The THOMAS & WILLIAMS MINERS CAMBRIAN BRASS SAFETY LAMP TYPE "B" LANTERN is a collectible mining lamp that provides a safe and reliable lighting solution in underground mining environments. Made by Thomas & Williams, this lantern is designed to meet the safety standards required for mining operations. The brass construction and Type "B" design make it a durable and efficient lighting tool for miners. This item is a valuable piece of mining history and is sought after by collectors interested in vintage mining equipment.