Advertising the Earth Radio – Stephen P. McGreevy’s Vlf Cut-outs

An advertisement for electromagnetic radiation in wavelengths of around 0.1 to 15 kHz, which occurs in the atmosphere naturally. With the help of Stephen P. McGreevy's huge recordings archive and using ordinary drywall and simple space illusion, we can see this non-traditional field of human interest and a fascinating natural phenomenon, the fascinating world of hidden sounds.