Awesome list Bart!
Here's mine:
8/27/83 Cape Cod Coliseum (Fastway, Coney Hatch)
6/2/85 Providence Civic Center (Accept)
3/30/87 Providence Civic Center (Waysted)
7/17/88 Worcester Centrum (Frehley's Comet)
7/20/88 Providence Civic Center (Frehley's Comet)
1/21/91 Brendan Byrne Arena, Meadowlands, NJ (Anthrax)
1/25/91 Providence Civic Center (Anthrax)
6/8/92 The Ritz, New York City (Dream Theater)
7/?/98 Celebrity Theater, Phoenix AZ (Dio)
7/18/99 Orpheum Theater, Boston
8/20/00 Great Woods, Mansfield, MA (Queensryche, Halford)
6/20/08 Great Woods, Mansfield, MA
6/26/12 Great Woods, Mansfield, MA (Alice Cooper)
Bruce Dickinson:
7/22/90 The Living Room, Providence RI (with Jannick)
9/28/97 The Strand Theater, Providence RI (with Adrian)