E_R, I believe that photo of Betty White is from some kind of promotional event she was doing for NBC when she was going to host their broadcast of Pasadena's Rose Parade.
So the building is probably the Rose Parade's Tournament House.
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In doing a little googling it looks like it was for the 75th Rose Parade and that was January, 1964.
There's a series of 24 color and b&w photos of this event on Getty Images that are really great.
It's stated they were created on October 3, 1963.
Take a look at them:
HERE!
Here's one:
And yes:
Happy Birthday Betty!