David Dunn - Oracles (paragraph 6)
  Year :   1975
  Location :   USA
  Worktype :  
  Info :   La Jolla,

  Work Details  
  Performance of the following materials is to take place through any number of appropriate output transducers secured in ocean tidepools. Separate all transducers approximately fifteen feet from each other such that each is placed at a slightly different elevation. Outputs from the following three signal generators are to be routed to all transducers at equivalent amplitude. sine 371.2 Hz sine 396 Hz sine 528 Hz