OMG, all I have to say is good luck and happy listening...back when I and most of us 1st started we didn't have resourses like this and the internet to find shows.
below is some of my personal favorites.
1969 any Avalon Ballroom or Filmore West
4/21,22,23/69 The Ark, Boston MA
4/29/71 filmore east ny
4/17/71 Dillon Gym Princeton Univ. ***during the Good Lovin Rap, pig pen buys the Brooklyn bridge for $1.25. Priceless!!!! a must have!!
4/18/71 Lusk Field House SUNY Cortland NY
5/26/73 Kezar Stadium San Fran
6/22/73 P.N.E Col Vancouver BC
8/13/75 Great American Music Hall San Fran
9/28/75 Lindley Meadows Golden Gate Park
**they only played 4 shows in 1975
1977 well, any date as stated before from April is pretty dam good listening
8/10/82 Field House University Of Iowa
4/19/82 Baltimore Civic Center...**a must have..phil speaks the Raven by Edgar Allan Poe.
10/17/84 Brendan Byrne Arean East Rutherford NJ
10/12/89 and 10/16/89 Bredan Byrne.
***on that note, pretty much every thing from 89 was solid.
3/28,29,30/90 Nassau Col. Uniondale NY A solid run. 1st time the played The Weight.
7/12/90 RFK Stadium Wash DC
7/16/90 Rich Stadium Orchard Park NY
After that well....it was pretty much down hill from there...a few shining moments but they lost a boat load of steam after Brent passed...
check out this site as well. http://www.deadlists.com/default.asp
It has the complete show listing and a great internat search vehicle to find what you are looking for...
Again, good luck and happy hunting...
And so you know...the obsession only gets worse from here....