eins $20,000 FEET w+ ion $10,000 —+ 100,000 ¢ 90,000 Or ree Sg 90,000 4 70,000 +. ofan, 3 3 ALTITUDE, (M51) er eo a ee ee . { amd pL Be le L 6 60,000 40,000 _ ts an te f tT 30,000 9,000 fF wt Ky 10,000 o k, ~ WHE MIKE ET FPINSSS ESV A PREP E te eee RADIOACTIVE FALLOUT AND ITS EFFECTS ON MAN BRAVO Frievrs 1.—Upper winds at shot time. Arrows blow with the winds, and barbs indicate wind speed ; full barb, 10 knots; one-half barb, 5 knots.