Martinkovics v. Coal

Plaintiff was made totally blind by an explosion of dynamite or of a cap used in blasting in defendant’s mine. Plaintiff was in defendant’s employ as a laborer under orders from Frank Valent, a certified miner, in charge of a breast in mine No. 11. Plaintiff was also a certified miner, but he had never worked as such. A certified miner is one who has “ obtained a certificate of competency and qualification # '* * from the miners’examining board of the proper district and duly registered under the laws of Pennsylvania, enacted to protect the lives and limbs of miners,” etc. By the terms of the…