Art Deco Tour

We took a guided tour of downtown Tulsa in my teacher workshop today, looking at all the art deco buildings built with oil money in the teens and 20's. Here's some of what we saw.
A piece of an elevator door in the 320 South Boston building, formerly the National Bank of Tulsa:

The 320 South Boston building as seen from the 15th floor terrace of the Mid-Continental building, formerly the Cosden building, built in 1918 by an oilman, renovated in 1984 (Note the stonework of the Mid-Continental building, seen in the corner):

The top of the Philtower, so named for Waite Phillips, oilman of the famed Phillips oil company:

The tower of what used to be the local grocery store: