Adding a bit . . .
Willard George's:
LA Times, 10/10/1920
In due course, they moved to the corner of Wilshire and Catalina:
But all good things must end (after another move):
LA Times, 11/19/1958
Halbriter's:
LA Times, 4/15/1923
It appears that its building is still nicely intact:
gsv
Egyptian Salt Water Swimming Club:
LA Times, 7/20/1924