Trenchem

Indonesian psychedelic rock band that formed in 1959. The lineup finalized in 1967 with Bambang Dórn Dar (lead guitar), Bagong Indriyanto (rhythm guitar) Bernard S. Parnadi (vocals), Onny Picaury (keyboards), and Bambang Oen Darmoera (bass). They released three LPs before breaking up in 1975.