www.nasa.gov/centers/kennedy/pdf/192935main_RRtrain08.pdf
www.railfan.com/nasas-rocket-railroad-is-back/
www.train-museum.org/2019/07/20/critical-to-the-countdown-the-nasa-railroad/
https://nasa.fandom.com/wiki/NASA_Railroad
www.zmodal.com/2020/06/18/did-you-know-nasa-has-a-railroad/
www.popularmechanics.com/space/rockets/a32891018/nasa-rocket-railroad/
https://en.wikipedia.org/wiki/NASA_Railroad