OCR Text |
Show 00 SAVING DISTANCE IN THE AIR. In a study of aviation. French sci-1 . -r.t st 1 have made what are known as Tihodronii.- ares." Orthodromy means the ari 01 sailing on great circle. This la not new to navigators of the teai on the Pacific ocean, a flat map would indicate that the shortest jdlstance from San Francisco to Tokio j by steamer would be along a straight ,llne. but ships in crossing the Paeifie sail iu the direction of Alaska and in so doing save distance. Now pilots of the air are being in istructed In the same art of saving dls- : t.ll '- |