Effective period / Period of releases: 1973

A short-lived fusion project between two bands from Sarajevo, Indexi and Pro Arte, was active in 1973.
Besides frequent touring across Yugoslavia, they recorded a live album in Bulgaria during the Summer of that year.

Members were:
Đorđe Novković (keyboards, ex-Pro Arte)
Vladimir Savčić Čobi (vocals, ex-Pro Arte)
Slobodan A. Kovačević (guitar, ex-Indexi)
Fadil Redžić (Bass, ex-Indexi)
Davorin Popović (vocals, ex-Indexi)
Miroslav Šaranović (drums, ex-Indexi)