A stainless-steel-based table lamp designed to depict the famous double helix model of DNA. The lamp, with an 18 cm diameter base and a 50 cm tall helix, was presented to Art Marko of Chalk River on the occasion of his retirement from a long career in the Health Sciences Division of CRNL. The inscription button on the base reads: “Dr. A.M. Marko, Director, Health Sciences, 1961-1989, A.E.C.L. Chalk River”