Ribs (recordings)
Videos
Ribs, also known as music on ribs, jazz on bones, bones, bone music or roentgenizdat, are improvised gramophone recordings made from polyester X-ray films. Mostly made through the 1950s and 1960s, rib
"Rock on bones" Gramophone record (USSR, 1950s). Gallery "Vinzavod", Moscow
Flexi disc
Videos
The flexi disc is a phonograph record made of a thin, flexible vinyl sheet with a molded-in spiral stylus groove, and is designed to be playable on a normal phonograph turntable.
Ribs (recordings)
…Magnitizdat Flexi disc Coates, Stephen (Ed.) (2015). The strange story of Soviet music on the bone. London: Strange Attractor Press, ISBN 978-1-907222-38-2…
Flexi discs like this Interface Age "Floppy ROM" program sheet were occasionally included as inserts in computer hobbyist and video game magazines during the late 1970s and early 1980s.
Vivid blue flexi disc in "Krugozor" magazine