Different rocket propellants and did trajectories for many early missiles. They worked on the corporal and the sergeant and then things changed when the space race happened and when nasa was formed. Then these womens roles began changing. They ended up becoming the labs first computer programmers. They had this incredibly long career at nasa. 40, 50 years. One of them still works at nasa today. And on sunday in depth is live with an author and documentary film maker sebastian younger who will take your calls, texts, and email questions from noon to 3 00 p. M. Eastern discussing his latest book tribe, on home coming and belonging. Mr. Younger is also the author f war, a death in belmont, fire and a perfect storm. And part two of a special q a interview with former Public Interest lawyer and politician mark green, author of bright, infinite future. Jean rational memoir on the progressive rise. Monday at 2 30 p. M. Eastern book tv tours the vivian g. Harsh collection the largest africanam