(Photo courtesy of Modern Phoenix LLC)

Executive Towers was built in the early '60s by noted Valley architect Al Beadle.

A midcentury Phoenix building has been listed on the National Register of Historic Places.

Executive Towers, a condo building at Third and Clarendon avenues, was built in the early '60s by noted Valley architect Al Beadle.

To talk about this building and the architect behind it is Ned Sawyer, an architect himself, in Scottsdale.

Sawyer worked with Beadle for about 10 years and collaborated with him for another 25 years.

What’s the significance of Executive Towers being added to the National Register?