[[file:applying-magnetotellurics_fig16-8.png|thumb|300px|{{figure number|1}}13-station MT natural source survey profile. Drafted from data from Mills.<ref name=ch16r5>Mills, A., 1994, Zephyr Geophysical Services, personal communication.</ref>]] | [[file:applying-magnetotellurics_fig16-8.png|thumb|300px|{{figure number|1}}13-station MT natural source survey profile. Drafted from data from Mills.<ref name=ch16r5>Mills, A., 1994, Zephyr Geophysical Services, personal communication.</ref>]] |