was described with sufficient specificity in the specifications to permit the Company to verify it, and the remainder could have been discovered by the Company counsel if he had used the subpoenas which he requested and received.


19
The respondent also claims that adjournment should have been granted because there were several witnesses whom he wished to produce and who were the only ones qualified to testify on the employment conditions at the time, but who were not available at the time of the hearing. But as the trial examiner stated, "respondent offered no explanation why application for a postponement of the hearing was not requested prior to the hearing because of the absence from the city of these witnesses on the scheduled hearing date, nor was any attempt madeSmoking cessation and mortality trends among 118,000 Californians, 1960-1997.
We assessed the impact of smoking cessation on subsequent death rates among a cohort of 51,343 men and 66,751 women in California enrolled in late 1959 in the original American Cancer Society (ACS) Cancer Prevention Study (CPS I) and followed for 38 years. We compared the age-adjusted death rate, expressed as deaths per 1,000 person-years, among all subjects who smoked cigarettes in 1959 but who had largely quit as of 1997 with the death rate among never smokers over a 38-year period. The all causes death rate for males decreased from 20.67 during 1960-1969 to 18.68 during 1960-1997 for smokers and decreased from 10.51 to 9.46 for never smokers. The lung cancer death rate for males increased from 1.558 to