^Isogonic lines December 28, 2021/in Back end /by kp-web-admin^Isogonic lines Lines joining the places of equal declination (θ). /wp-content/uploads/2021/04/logo-2.png 0 0 kp-web-admin /wp-content/uploads/2021/04/logo-2.png kp-web-admin2021-12-28 14:16:592021-12-28 14:16:59^Isogonic lines
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