1900: An Arizona and New Mexico Railroad freight train crashes through a bridge near Clifton. Three people are killed and nine injured.

1910: The Douglas police chief arrests the mayor on a charge of failing to hitch his horse.

Also in 1910: The Hotel Adams in Phoenix is destroyed by fire, with two people killed and the loss estimated at $275,000. Then-Governor and Mrs. Richard Sloan, who were living in the hotel, make their escape without injury.

1931: Nogales dedicates its new international airport.

1940: The University of Arizona radio bureau director says women are too artificial on the air to be successful.

Want to share an important event from Tucson's history? Email it to krumore@azstarnet.com.