In what year was the album “Martinha - 1970” released by Martinha?

In what year was the album “Martinha - 1970” released by Martinha?: The album “Martinha - 1970” was released in 1970 by Martinha, featuring 4 tracks.
What is the most successful song from the album “Martinha - 1970” by Martinha?: “Batuque Na Minha Janela” is the biggest hit from the album “Martinha - 1970” by Martinha.

Other artists of Young Guard