On Wednesday, Feb. 4, 1903, the Salt River Valley Water Users Association was organized.
On this date in 1913, an explosion in a clothing store in the Miami business district shook the entire town, broke water mains and set off a fire.
On this date in 1919, the expressed desire of the state of Utah to purchase the “Arizona Strip” north of the Grand Canyon set off a storm of protest in Arizona.
Thursday, Feb. 5
On this date in 1880, the Vekol Mine was located by John D. Walker, Peter R. Brady and Juan Jose Gradello. During the 1990s, the Vekol produced several million dollars worth of silver.
On this date in 1900, Charles Hayden, who established the famous Tempe flour mill and ferry, died.
On this date in 1911, the construction of Roosevelt Dam was completed. Theodore Roosevelt dedicated the dam on March 18. It was 284 feet high, 184 feet thick at the base and impounded a 23-mile-long lake.
Friday, Feb. 6
On this date in 1899, Henry Fountain Ashurst, youngest member of the Territorial Legislature of Arizona and Speaker of the House, introduced House Bill 41, which created the Northern Arizona Normal School, now Northern Arizona University at Flagstaff.
On this date in 1910, a dynamite blast in Ray killed seven men.
On this date in 1936, the Florence High School basketball team stopped practice long enough to recapture three convicts, one a convicted murderer who jumped over a wall at Arizona State Prison in Florence.
Saturday, Feb. 7
On this date in 1877, the city of Tucson was incorporated by legislative enactment.
On this date in 1922, a state road camp was established near Fairbanks to begin construction of 18 miles of road west to the Pima-Santa Cruz County line. The project was financed with state and federal funds as part of the Bankhead Highway plan.