Maybe more info in these. I have Sept 1935 in my library. I also have a copy of the WWJ book.
Mission Viejo CA
> Date: Mon, 10 Jun 2019 20:20:39 -0700
> From: Joseph Miller <firstname.lastname@example.org>
> To: Mailing list for the International Radio Club of America
> Subject: Re: [IRCA] Los Angeles radio stations as of May 15, 1922
> To Bob: ahhh you aren't that old...
> To everyone: I looked them up on Wikipedia and there were two in Palm
> Springs at one time.
> 73 de Joe