Delta Sigma Theta's first public act / Americans find oil in Saudi Arabia - March 3

Last attempted assassination of Queen Victoria / First test flight of the Concorde - March 2

Lindbergh baby kidnapped / First U.S. census - March 1

Tichborne trial ended / Olof Palme assassinated - Feb. 28

Letter published on discovery of the neutron / Wounded Knee Incident began - Feb. 27

Introducing: Black Cowboys

First jazz recording made / General public first saw Kinemacolor - Feb. 26

Hiram Revels became first African-American U.S. senator / Corazon Aquino became president of Philippines - Feb. 25

Marbury v. Madison decided / Rebecca Lee Crumpler passed final oral exams - Feb. 24

Dr. Jonas Salk's polio vaccine trials began / Deportation of the Chechens and Ingush began - Feb. 23