12 When someone mentions Flat Earth here 🤔 (media.conspiracies.win) posted 2 years ago by FortheGenerations 2 years ago by FortheGenerations +16 / -4 45 comments download share 45 comments share download save hide report block hide replies
https://sultanaeducation.org/wp-content/uploads/2014/06/Navigation-latitude-and-longitude.pdf
"Navigation: Latitude and Longitude"
"Sextants and Chronometers Help Sailors Find Their Position at Sea."