Marshall JMP-50 guitar amp.
Sold to private buyer by rockstarsguitars.com
"This Marshall JMP 50 was used by Kurt Cobain on Nirvana's last recording session, January 28-30 1994 while recording "You Know You're Right". This amp is very well documented in interviews and comes with a letter from Robert Lang Studios where this session was recorded. Also included is a letter from Earnie Bailey, Kurt's guitar tech, detailing the complete history of the amp during the recording session and has signed photos of this amp ensuring its authenticity."