Unopened box of LEGO "Women of NASA" kit. Blue cardboard box with images of three LEGO sets: Margaret Hamilton minifig with pile of binders, Mae Jemison and Sally Ride minifigs with space shuttle, and Nancy G. Roman minifig with space telescope. 231 pieces total; set 21312. Box is signed in silver by Hamilton, Roman, and kit designer Maia Weinstock. Hamilton set design is taken from photo in MIT museum collection. Original price tag of $25 and store antitheft tag are still attached.