Popov A.S. Pribor dlya obnaruzheniya i registratsii elektricheskikh kolebaniy./A.S. Popov instrument for detecting and recording electrical oscillations. In Russian (ask us if in doubt) - landofmagazines.com

TransliterationPopov A.S. Pribor dlya obnaruzheniya i registratsii elektricheskikh kolebaniy.

In EnglishA.S. Popov instrument for detecting and recording electrical oscillations. In Russian (ask us if in doubt)

$2299