Robohand is a great project for low cost prosthetics and they claim that they operate world's biggest 3d printer far with 53 machines:
http://www.robohand.net/2014/06/robohand-print-farm-the-biggest-in-world/
However LulzBot has a record with 109 machines running:
http://diy3dprinting.blogspot.com/2014/04/world-record-of-109-lulzbot-3d-printers.html
I guess it's not important who is the biggest, the important thing is that the technology is advancing ....
Here is the video interview about the farm with Jody Callahan regarding education around 3D Printing technology at the College of the Ouachitas:
http://www.robohand.net/2014/06/robohand-print-farm-the-biggest-in-world/
However LulzBot has a record with 109 machines running:
http://diy3dprinting.blogspot.com/2014/04/world-record-of-109-lulzbot-3d-printers.html
I guess it's not important who is the biggest, the important thing is that the technology is advancing ....
Here is the video interview about the farm with Jody Callahan regarding education around 3D Printing technology at the College of the Ouachitas: