1911 Encyclopædia Britannica/Isoclinic Lines
ISOCLINIC LINES (Gr. ἴσος, equal, and κλίνειν, to bend), lines connecting those parts of the earth’s surface where the magnetic inclination is the same in amount. (See Magnetism, Terrestrial.)
See also Contour line#Magnetism on Wikipedia; and our 1911 Encyclopædia Britannica disclaimer.
ISOCLINIC LINES (Gr. ἴσος, equal, and κλίνειν, to bend), lines connecting those parts of the earth’s surface where the magnetic inclination is the same in amount. (See Magnetism, Terrestrial.)