THE MAGNETIC STORM OF FEBRUARY 13 1892. Fig. 1SUN SPOTS AS SEEN THROUGH THE 9 6 INCH EQUATORIAL AT THE NAVAL OBSERVATORY FEB RUARY 13 1891. T1 S Fig. 2LINES OF FORCE PRODUCED BY THE EARTH CONSIDERED AS A MAGNET. OHT 13-14 1892. OF FEBRUARY Fig. 4RECORD OF MAGNETIC STORM t EAST —.to —.189 FEE IL:LAISTME LJAIMI Fig. bDIAGRAM SHOWING RELATION BETWEEN NUMBER OF AURORA SUN SPOTS AND MAGNETIC, scientific american, 1892-05-21

---

THE MAGNETIC STORM OF FEBRUARY 13 1892. Fig. 1SUN SPOTS AS SEEN THROUGH THE 9 6 INCH EQUATORIAL AT THE NAVAL OBSERVATORY FEB RUARY 13 1891. T1 S Fig. 2LINES OF FORCE PRODUCED BY THE EARTH CONSIDERED AS A MAGNET. OHT 13-14 1892. OF FEBRUARY Fig. 4RECORD OF MAGNETIC STORM t EAST —.to —.189 FEE IL:LAISTME LJAIMI Fig. bDIAGRAM SHOWING RELATION BETWEEN NUMBER OF AURORA SUN SPOTS AND MAGNETIC, scientific american, 1892-05-21

---

Size: 3335px × 4741px
Location:
Photo credit: © Corantos / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: , .., 13-14, 1892-05-21, 1sun, 2lines, 4record, 6, 9, 13, 1891, 1892, american, analysis, aurora, bdiagram, broadsheet, considered, developments, discovery, earth, east, education, equatorial, experiment, feb, february, fee, fig, force, health, il, innovation, insights, inventor, lab, laistme, ljaimi, magazine, magnet, magnetic, mind, naval, number, observatory, oht, produced, publication, relation, research, ruary, sa, sciam, science, sciences, scientific, scientist, showing, spots, storm, sun, sustainability, t1, tech, technology, weekly, —.189