I was 6 and remember that fire, first use of a media helicopter too. Lots of fires in the LA/San Fernando Valley in those days
I grew up near Roscoe and Fallbrook a little later.
I think this was the fire that consumed Aldous Huxley’s house.
https://la.curbed.com/2017/12/6/16742976/bel-air-fire-history-brentwood-nixon
Nixon the firefighter and more details.