"Manifesto" was the opening act. That all jibes with the fact that NIN had their own headlining show at 9:30 Club in Washington DC the next night on April 15. Looking at a map, Lisner Auditorium and 9:30 Club were only 1.3 miles apart, so it wouldn't have made sense that they were opening one night, and headlining just down the street the next night.
Looking for any ticket scan
|Press Release||Thursday, February 01, 1990||Promo of Peter Murphy tour.|
|The Daily Times||Friday, March 30, 1990||Promo|
|Hatchet||Monday, April 09, 1990||Promo|
|Hatchet||Thursday, April 19, 1990||Review. Second proof Manifesto was the opening band|
|Cherry Tree (University year book)||Monday, December 31, 1990||Kind of review|