Google Books is offering a extensive preview of James Ellroy’s “Perfidia,” for those who may be curious about it. Amazon is also offering a preview.
I have to say I’m not reassured by the first lines, ostensibly a radio broadcast by Gerald L.K. Smith, who died in 1976 at Glendale Community Hospital:
As is known by everyone who ever listened to Wolfman Jack, the Mexican radio stations had call signs beginning with X as in XERF, which carried Wolfman Jack, and XERA, which carried Dr. J.R. Brinkley of “goat gland” fame.