There are only a few working Link Trainers left in the world: but before microprocessors, before display screnes, half a million pilots learned the basics of instrument flying inside one. More: https://www.most.org/explore/link-flight-trainer/ Edited by Michelle Martin, https://twitter.com/mrsmmartin I'm at https://tomscott.com on Twitter at https://twitter.com/tomscott on Facebook at https://facebook.com/tomscott and on Instagram as tomscottgo