Resonance in Strings 3D20.10 Sonometer - Two String
  3D20.10 Sonometer - NEVA
  3D20.21 Guitar and Scope
Stringed Instruments 3D22
Resonance in Cavities 3D30.10 Vertical Resonance Tube
  3D30.17 Modes of a Bottle
  3D30.20 Musical Tubes
  3D30.35 Frequency Tube
  3D30.40 Boiling Flask Resonator
  3D30.50 Ruben's Tube
  3D30.71 Hoot Tubes with Meker Burner
Air Column Instruments 3D32.10 Organ Pipes
  3D32.11 Toy Recorder
  3D32.11 Toy Clarinet
  3D32.15 Slide Whistle
  3D32.35 Homemade Trumpet
  3D32.50 Miscellaneous Noisemakers
Resonance in Plates, Bars, and Solids 3D40.10 Glockenspiel
  3D40.13 Door Chime
  3D40.20 Singing Rod
  3D40.30 Chladni Plate
  3D40.50 Musical Goblet
  3D40.53 Chinese Spouting Bowl
  3D40.56 Bell
Percussion Instruments 3D42 
Tuning Forks 3D46.15 Tuning Forks
Electronic Instruments 3D50