Author Stephen Hayward Silberkraus was an official documentarian commemorating the Space Shuttle Endeavour's final mission. He is an active member of several space and science orga...mehr sehenAuthor Stephen Hayward Silberkraus was an official documentarian commemorating the Space Shuttle Endeavour's final mission. He is an active member of several space and science organizations and a board member of the Henderson Space and Science Center.weniger sehen