Submitted by jxself on Tue, 12/25/2018 - 17:47
Merry Grav-Mass
Tue, 12/25/2018 - 17:47
https://stallman.org/grav-mass.html
And don't forget:
https://invidio.us/watch?v=IePJ3J2DQYA
https://stallman.org/grav-mass.html
And don't forget:
https://invidio.us/watch?v=IePJ3J2DQYA