Patriotic STH-10 Alert, Biglerville, PA
Posted: Sun Jun 04, 2023 8:09 pm
https://www.youtube.com/watch?v=hTce4NZo4Yg
Same siren in fire signal (2018)
https://www.youtube.com/watch?v=01DXu0mv79I
Discussion of Outdoor Warning Systems
https://airraidsirens.net/forums/