In addition to that, a lot of stuff was crafted by hand with little or no documentation as to what was changed (no 'as-builts'). e: How NASA brought the monstr

In addition to that, a lot of stuff was crafted by hand with little or no documentation as to what was changed (no 'as-builts'). e: How NASA brought the monstrous F-1 “moon rocket” engine back to life (https://arstechnica.com/science/2013/04/how-nasa-brought-the-monstrous-f-1-moon-rocket-back-to-life/ https://arstechnica.com/science/2013/04/how-nasa-brought-the...)