Sunday, July 4th
On this date in 1880, George Warren gambled his interest in the Copper Queen Mine at Bisbee on a horse race and lost. His share eventually became worth $20 million.
On this date in 1917, Arivaca Land and Cattle Co. sponsored a big Fourth of July celebration with a rodeo, burro and pony races, contests and games.
On this date in 1921, Fourth of July merrymaking combined with a celebration of the progress of the government diversion dam near Florence was interrupted when a 3-foot (1 meter) wall of water rose behind and quickly topped the unfinished dam, sending picnickers scrambling for higher ground.
On this date in 1925, two days of rain storms flooded Tucson, washed out the Nogales road and brought down telephone and telegraph lines throughout southern Arizona.