Joseph Blanco's Case

On April 20, 1938, the employee, while working for Eastern States Farmers’ Exchange, which was insured by London and Lancashire Indemnity Company *576of America, suffered a compensable personal injury in his back, and received compensation for partial disability.

Before May 11, 1939, while still receiving such compen- ■ sation, he had gone to work for Bucskin Corporation, which was insured by Ocean Accident and Guarantee Corporation, Ltd. On that day something happened to him. While he was lifting, with another man, a roll of rubber weighing three hundred pounds, he felt pain either in lifting or…