Grateful Dead, Columbia University 5-3-68

Wonder if Bob and Co. will return to entertain the protesters?

Check out this Wiki article on the 68 sit-in featuring a pic/video of Bobby fiddling with the knobs on his amp:

https://en.wikipedia.org/wiki/1968_Columbia_University_protests

More video:

https://www.college.columbia.edu/cct/latest/feature-extras/video-extra-g...