Harmonograph, a visual guide to the mathematics of music

10.00
  • Harmonograph, a visual guide to the mathematics of music
  • Harmonograph, a visual guide to the mathematics of music

a little book about the old harmonograph, an antique machine to make these drawings, harmonograms
this book describes and illustrates the foundation of mathematics that lets me make laser cyanotype harmonograms

if you want to know more about the technique, it is a wonderfuly magical field of study