Before the period dominated by electronic sirens, and even before that, by mechanical sirens, church bells were the most used for mass warning to the population.
Hamptonia Fall 2021 by New Hampton School - Issuu
Pre-Owned church bells for sale in restored or original condition
Liberty Bell - Wikipedia
Pre-Owned church bells for sale in restored or original condition
Bells – Smith of Derby
Where the bell still tolls; In a time when most churches have gone electronic or silenced their bells altogether, First United Methodist still proudly rings its 140-year-old beauty, News
At First There Were Bells - Electronic outdoor sirens and early warning and emergency notification systems
Pre-Owned church bells for sale in restored or original condition
Maple Ridge church hosts Bell Ringing for Peace on Nov. 11 - Maple Ridge-Pitt Meadows News
Change ringing - Wikipedia
Do You Hear The Bells A-Ringin'?: FUMC Marshall installs new electronic church bells, News
C S Bell