text: who was lloyd quarterman? what did he do for a living? what all did he do? why did he do it? lloyd quarterman was one of six blacks on the manhatten project which produced the first atomic bomb. in ?, he was cited by the u.s. secretary of war for "work essential to the production of the atomic bomb, thereby contributing to the successful conclusion of world war ii."  quaterman worked at columbia university, and at the argonne national laboratory, which he joined in 1946. at argonne, major research and development of nuclear reactors took place. the team of scientists that dr. quarterman worked with developed the first nuclear reactor for the nautilus, an atomic powered submarine. in 1947, he studied quantum mechanics under enrico fermi.