Boing Boing on a bizarre, pioneering musical instrument, suppressed in its day, which built on occultist concepts and attempted to unify the senses:
You don’t play the ANS synthesizer with a keyboard. Instead you etch images onto glass sheets covered in black putty and feed them into a machine that shines light through the etchings, trigging a wide range of tones. It’s a nearly forgotten Russian synthesizer designed by Evgeny Murzin in 1938. The synth was named after and dedicated to the experimental composer and occultist Alexander Nikolayevich Scriabin (1872–1915).
Today it sits behind a rope at the Glinka Museum of Musical Culture, almost forgotten and seldom used. A few artists have recorded albums with it over the years, mostly notably the late occultists/electronic musicians Coil who traveled to Russia in 2002: