On Wednesday, May 14, 1884, the first Arizona Industrial Exposition was held in Phoenix.
On this date in 1903, the Salt River Valley Project was authorized by the Bureau of Reclamation.
On this date in 1910, 1,000 lots were sold in Parker in a single day.
On this date in 1913, John J. Gospers, Secretary of State of the Territory of Arizona during the administration of Gov. John C. Fremont, died as a charity patient in Los Angeles County Hospital.
On this date in 1922, 60-year-old undelivered letters were found with the skeleton of a Pony Express carrier in the cellar of an old cabin near Oatman.
Thursday, May 15
On this date in 1899, the Phoenix Daily Herald ran an ad placed by a local contractor asking residents why they continue to spend $5, $10 or $15 a month on rent when they could own a lot in the heart of Phoenix for $65 to $200.
On this date in 1899, the Phoenix Daily Herald reported the departure of John Gorman, who was the tollgate keeper on the Riverside-to-Globe road until it was abandoned. Gorman took tolls for 18 years, often with a pistol or shotgun in his hand.
On this date in 1922, outlaws attempted the holdup of the Southern Pacific Golden State at Jayne’s Station near Tucson. One was killed and the others fled as the express messenger used his shotgun.
Friday, May 16
On this date in 1898, Arizona barbers raised their prices to an unheard of high for a shave — 25 cents.
On this date in 1916, the town of Pima was incorporated.
On this date in 1929, high winds toppled the new Somerton Junior High school under construction at Somerton, south of Yuma. One workman was killed and another seriously injured.
Saturday, May 17
On this date in 1900, an Arizona and New Mexico Railroad freight train crashed through a bridge near Clifton. Three people were killed and nine injured.
On this date in 1910, the Hotel Adams in Phoenix was destroyed by fire, with the loss estimated at $275,000 and two people killed. Gov. and Mrs. Richard Sloan, who were living in the hotel made their escape without injury.
On this date in 1910, the police chief in Douglas arrested the mayor on a charge of failing to hitch his horse.