The other two hotels are the former Hotel Utah and the now-demolished Newhouse Hotel.
A banquet at the Hotel Utah on November 16 capped the week's activities.
The first official live performance of the band was at another SF venue, Hotel Utah, on September 26, 2006.
With Udall there to deliver the introduction, the film was shown before a packed house at the Hotel Utah.
She has also co-authored articles on buildings such as the Hotel Utah and the Relief Society Building.
Marian Anderson, famed concert singer, was allowed to stay at Hotel Utah on condition that she used the freight elevator.
In 1938, the Hotel Utah rented her a room only after she agreed to ride up in the freight elevator.
In 1948 and 1951, conditions had changed so much that when Anderson returned, the Hotel Utah accommodated her without question.
On January 3, 1978, it was added to the National Register of Historic Places as the Hotel Utah.
Two years later, on June 9, 1911, the Hotel Utah opened for business.