41756329079550_page_154

41756329079550 | page 154 | https://thedailydialectics.com/pdfs/FIOA/41756329079550/41756329079550.pdf

@ =F paste © ; —sHeREE : ereblile | bb OTMETCO . 1, Otmetco 4s a hand substitution cypher, designed for providing essential meteorological information to aircraft returning from operations. “Tt can be used to transmit barometric pressure, followed by visibility and Cloud-base if required, it is…