50 years ago — Heat exhaustion claimed the lives of three persons and hospitalized another in the Imperial Valley on July 20 and 21. One man, age 34, believed to be an illegal Mexican immigrant, was walking for four miles when he collapsed and was taken to El Centro Community Hospital.
40 years ago — Two cases of bee stings were treated at Brawley's Pioneers Memorial Hospital yesterday. Glenn Smith of Brawley was stung by a bee over the left eye at the Holly Sugar plant. Wilbur Miller of Buena Park was stung on his left ear.
30 years ago — The youngest member of the United States table tennis team to visit Red China in April, Judy Bochenski, will take on all Valley challengers Aug. 5 at the Valley Plaza Shopping Center. The 16-year-old "pingpong diplomat" is on a table tennis promotional campaign.
20 years ago — An experimental hydrilla weed eradication method is being implemented in Imperial Valley irrigation canals. "Magnacide H," a herbicide, was introduced Tuesday in the Flux Canal. Two canals are being treated today and another Thursday.