That's one of those B&M Model 10s. There's one like it on the Grapevine Dam in TX.Palmspringslocator2 wrote: ↑Sun Jan 23, 2022 5:46 amSadly, there is barely anything known. I have done some searching, but only found 1 photo of a siren in Chula Vista.
I have not seen an article about a siren in San Diego from 1940 to 1970. Maybe I'm not searching hard enough lol