Gum 12, una vasta area di debole nebulosità estesa tra le costellazioni di Vele e Poppa, fu in seguito rinominata Nebulosa di Gum in suo onore. ###>Gum published his findings in 1955 in a study entitled "A study of diffuse southern H-alpha nebulae" which presented a catalog, now known as the Gum catalog, of 85 nebulae or nebular complexes.