Crumhorn Home Page  
   Information about the crumhorn, including listings of makers, sound files, bibliography and links.
   http://members.iinet.net.au/~nickl/crumhorn.html

Crumhorn  
   Description with details of playing techniques and scale ranges for instruments of different sizes.
   http://www.sackpfeyffer-zu-linden.de/crumhorn.html

The Crumhorn  
   Overview of the instrument's history and development with photographs and audio excerpts.
   http://www.s-hamilton.k12.ia.us/antiqua/crumhorn.htm

Early Music in Schools: Crumhorn  
   Short description including sound clips and large printable images.
   http://www.earlymusic.i12.com/general/prod_4.htm