Diana Ross (1970 album) – Wikipedia

Diana Ross (later reissued rarely as Ain’t No Mountain High Enough) is the debut solo album of American-singer Diana Ross.It reached number 19 on the Billboard 200 and number one on the Top R&B/Hip-Hop Albums.The album would later go onto sell 500,000 copies in America. The album was the ultimate test to see if the former Supremes frontwoman could make it as a solo act.

https://en.wikipedia.org/wiki/Diana_Ross_(1970_album)