Briggs, Compton, Lawrence, Murphree, and Urey met on 23 May 1942 to finalize the S-1 Committee recommendations, which called for all five technologies to be pursued.
Briggs, Compton, Lawrence, Murphree e Urey reuníronse o 23 de maio de 1942 para finalizar as recomendacións do Comité S-1, nas que se instaba a perseguir as cinco tecnoloxías.