technics, nail microphones, wood engraving, circa 1890, Additional-Rights-Clearences-Not Available

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Photo credit: © INTERFOTO / History / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, bugging, century, eavesdrop, eavesdropping, electronic, engraving, historic, historical, listen, listening, microphone, microphones, nail, overhear, overheard, overhearing, overhears, phone, system, systems, tapping, technics, warrantless, wiretapping, wood