Acoustic Material Tables
- Extensive table of acoustic properties, expanded from the late Alan Selfridge's 1985 paper.
- http://www.ondacorp.com/tecref_acoustictable.html
Velocity of sound in some Biological Material
- Ultrasound physics. Parameters. Differences between X-rays and ultrasound.( Gonzalo Diaz M. M.D.)
- http://www.drgdiaz.com/tables.shtml#Velocity