Diana Ross at Universal Amphitheater and Radio City Music Hall

[Albator]

I'm trying to find the agenda of past Diana Ross engagement at LA Universal Amphitheater and NY Radio City Music Hall.
This is what I've found till now. If you know more, your help is welcome.

Diana Ross at at Universal Amphitheater
1974, july 5, 7.
1978, september 19 and more ?
1983,, july 21, 22, 24, 25, 26
1987, july 28, 29, 30, 31.
1989, july 19, 20, 21, 22
1991, July 25, 26, 27, 28
1995 september 30 [[more?)
2007, november 20 [[Gibson Amphitheater).


Diana Ross at Radio City Music Hall
1978 October 5, 6, 8, 9, 10, 11, 12 at 8
1978 October 7 at 7:30 and 11:30
1984 september 19, 20,21, 22, 23, at 8 and midnight
1984 september 24 at 8
1989 september 14, 15, 16, 17 at 8 and midnight
1991 september 19 [[more?)
1995 october 13, 14
2010 may 19