Check the listing for details. Justrite Trade Mark Carbide Lamp 1900. Condition: Used. Listed at 69.00 USD. The Justrite Trade Mark Carbide Lamp 1900 is a collectible mining equipment from the early 20th century. This lamp is a valuable piece of history in the mining industry, known for its durability and reliability. Carbide lamps were commonly used in mining operations before the advent of electric lighting, providing miners with a source of light to illuminate their work in dark underground environments. This lamp is a rare and sought-after item for collectors of mining equipment and memorabilia.