Steep Rock: various shots of ore boat being loaded with ore in Port Arthur, of ore chutes being raised, lowered, of ore sliding down chute and into hood. MS of ore train moving past and away from camera. HAS of ore in gondola cars. Shot of workman signals. Shot of ore cars backing slowly. Various shots of Steep Rock Mine, of side of pit, of mechanical shovel loading trucks, of Euclid trucks moving down road.