Angolan outfit. Four screens of Google results reveal that "“Boto Trindade, guitarist of Os Bongos, abandoned his dream of becoming a football player to support his brother’s family by earning money as a musician.” (here) So, Obscure, definitely Interesting, and quite possibly Significant. Isn't that Intriguing? File under: Afropop (Angola)
Discography: 1974 Kazucuta / Amigos De Ocasiao Lembrança De Mãe Pagador
1975 Salá / Lena Alundo Otcili (Tchinina Acompanhamento Os Bongos)
Maria Tambula Olongupa / Ongongo Yange (Luciana, Os Bongos) Luciana / Tuapandula Okulilamba (Luciana, Os Bongos)
Ana Mulata / Kassualala (António Paulino e Os Bongos) Mãe Angola / Teya
In the music library: Angola Soundtrack - The Unique Sound of Luanda (1968-1976): Pachanga Maria; Kazucuta