James B. Maxey v. Joseph A. Califano, Jr., Sec. Of Health, Education and Welfare

James B. Maxey appeals from a final order of the district court affirming the decision of the Secretary of Health, Education and Welfare that he was not entitled to “black lung” benefits sought pursuant to the Federal Coal Mine Health and Safety Act of 1969, as amended, 30 U.S.C. § 901 et seq. Our scope of review is confined to determining whether the Secretary’s denial was supported by substantial evidence. If such support exists, we must affirm. If not, we must reverse. 30 U.S.C. § 923(b), incorporating by reference § 205(b) of the Social Security Act, 42 U.S.C. § 405(b). See Laws v.…