Marion 3-1/2 yd. Electric Shovel at upper face of quarry. Ave. height 49'. Loading Euclid Trailer Truck 15 yds. or 19-1/2 Ton

Marion 3-1/2 yd. Electric Shovel at upper face of quarry. Ave. height 49'. Loading Euclid Trailer Truck 15 yds. or 19-1/2 Ton

Marion 3-1/2 yd. Electric Shovel at upper face of quarry. Ave. height 49'. Loading Euclid Trailer Truck 15 yds. or 19-1/2 Ton. Fort Bellefontaine Rock Quarry, Missouri Portland Cement Co.