Marbel Machine, Mechanical Music Box
- https://youtu.be/IvUU8joBb1Q
- Wintergatan - Marble Machine (music instrument using 2000 marbles)
How It Works
- https://youtu.be/uog48viZUbM
- How It Works - Part 1 (Wintergatan Marble Machine)
- https://youtu.be/p0Guq7vZb_E
- How It Works - Part 2 (Wintergatan Marble Machine)
Build
- https://youtu.be/luXd-DNgd48
- New Instrument Build Prologue #1
- https://youtu.be/akFt5zSWw8Y
- New Instrument Build Prologue #2
- https://youtu.be/tMW0-xcuhhs
- Prologue #3 Musical Marble Machine - Sizzle Cymbal
- https://youtu.be/bwTdGVNWB1M
- Prologue #4 Musical Marble Machine - Vibraphone Funnels
- https://youtu.be/1GbMYvYZEHc
- Marble Lifting Mechanism - Prologue #5 Musical Marble Machine
- https://youtu.be/ebRh-Q-GCVQ
- Making Gears for the Lifting Mechanism Prologue№ 6 Musical Marble Machine
- https://youtu.be/B_FX18uoFIA
- Flywheel - Prologue #7 Musical Marble Machine
see also Player Piano, Music Box, Designing Mechanical Music Devices. Same idea, but only realized by computer graphics.