1896: A dentist's ad in the Arizona Gazette offers extractions for 50 cents, silver fillings for $1.50, gold fillings for $2 and plates ranging from $7 to $10, with a Saturday Special of 25 cents for extractions.

1908: The school teacher at Createrville, Ariz., files charges against the saloonkeeper of that town because he sells liquor to school children and they come to classes drunk.

1930: Clyde William Tombaugh, a technician at the Lowell Observatory in Flagstaff, discovers Pluto. Pluto was demoted from planet to dwarf in 2006 by the International Astronomical Union after discoveries of other Plutolike objects made it incumbent to either expand the list of planets or reconsider the definition.

1989: A free throw with 7:10 remaining in a game against UCLA at McKale Center gives University of Arizona forward Sean Elliott the title of Pac-10 career scoring leader — pushing him past Lew Alcindor, who would later change his name to Kareen Abdul-Jabbar. Elliott led the team in scoring for four consecutive seasons.

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