Appeal by the employer, its carrier and the Special Disability Fund from a decision and award of the Workmen’s Compensation Board. The claimant began work as a fireman for the appellant in 1911. Up to 1928 he shoveled coal into the boilers by hand and after that time mechanical stokers were used but the claimant testified that he continued to be exposed to coal dust, so much at times that it choked him. He stopped work on January .20, 1955 because he was having difficulty breathing. On February 3, 1955 the claimant was hospitalized and the diagnosis was bronchopneumonia, arteriosclerotic heart disease, auricular fibrillation, chronic bronchitis and hypertrophied prostate. In January, 1957 a claim was filed alleging injury to the lungs and respiratory tract due to exposure to coal dust. Medical testimony was given by the claimant’s attending physician and a board doctor indicating that the claimant had pneumoconiosis or- silicosis caused by his exposure to coal dust, that this condition of itself was totally disabling and that it also contributed to the underlying heart condition..' The board found that- as a result of- injurious exposure the • claimant . contracted pneumoconiosis - which was totally ' disabling . and which aggravated his underlying heart condition. The date of disablement was
