From the record
“The Big Springs Lookout Tower is a fire lookout tower in Kaibab National Forest near Big Springs, Arizona. The tower was built in 1934 for the U.S.”
Wikipedia article Big Springs Lookout Tower, CC BY-SA 4.0.
One of 140 National Register listings published here for Coconino County · listed in 1988 · category: Structure · built in 1934.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service

