50 years ago — Registered nurses experienced in treating polio cases are urgently needed in Imperial County, Charles Pinney of the National Foundation for Infantile Paralysis said Saturday. Pinney is county chairman of the foundation.
40 years ago — A Valley lettuce field was struck by union pickets Friday morning in a surprise attack that jumped the gun on the labor organizers' announced strike deadline Jan. 16. Workers were called out of a Bruce Church Inc. field.
30 years ago — Three Hopi Indians from the Colorado River Indian Reservation journeyed to Calexico on Sunday as a sign of "blood brotherhood" and informed Cesar Chavez, United Farm Workers chairman, that the Indians there have agreed to join Chavez's union.
20 years ago — The county Board of Supervisors is expected to consider declaring a state of emergency today since the cost of fighting the rabies epidemic has reached $100,000. Supervisors today directed Dr. L. Lee Cottrell, county health officer, to prepare an emergency declaration for adoption later today, even though no new rabies cases have been confirmed since last week.