I was looking around at weather radars in the country and found two sirens at KBGM airport. I think the Federal is inactive and MIGHT be a C1 1/2? The WPS-2904 also has a really close and cool street view.
Federal Model 3/5 C2 1/2 (I thought it was a C1 at first)
https://www.google.com/maps/@42.2076414 ... ?entry=ttu
Whelen WPS-2904 with cool mount and close street view
https://www.google.com/maps/@42.210049, ... ?entry=ttu