Credit:
Nikola Tesla Smiljan: Zátonyi Sándor, (ifj.) Fizped, CC BY 3.0 , :
CC BY-SA 3.0 :
Wardenclyffe Tower: Reddi, :
Tesla coil: Daniel Grohmann, :Tesla_coil_in_terrarium_(I).JPG
Spark: Arne Groh :
Tesla coil: kkiks_, CC BY 4.0 , :
CC BY-SA 4.0 :
Nikola Tesla: Dickenson V. Alley, :Nikola_Tesla,
Wardenclyffe Tower: Branko Radovanović, :Wardenclyffe_Tower_replic