1847: The Mormon Battalion crosses the Colorado River into California after opening the first wagon route across southern Arizona from Santa Fe to San Diego.

1908: Tucson City Council ordered all saloons to close at midnight, ending the era of all-night saloons.

1912: Tax assessors of Arizona, meeting at Douglas, spend most of the day in a stormy session debating the taxable worth of burros. After considerable argument, a tax of $5 per head is agreed upon.

1932: The decapitated skeleton of Adolph Ruth is found. Six months earlier, he had gone into the Superstition Mountain Range in search of the fabled Lost Dutchman Mine.

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