Chymarrisue's holocron

Chymarrisue's holocron was a collection of data conerning the combat and the Force recorded by Chymarrisue. It was lost for many years until rediscovered by Dooku. However, at the start of the Clone Wars it fell into Republic hands and was kept at the Jedi Temple for most of the war. Muggera attempt to steal the holocron, but it was recaptured and used by Palpatine.