This playlist documents the installation of a LoRa TTN Gateway at Xerocraft. This is one of three TTN-type gateways in Tucson and is currently operational.
https://youtube.com/playlist?list=PLqJ5k4cakypwMBdvDbibaD5uY2UfPyT8i
Here is a photo of the antenna on top of Xerocraft installed with Jeremy Briddle's assistance (Thanks for all your help Jeremy!).