TAPE ENDS

A SCRAPER OPERATED BY AN ELECTRIC TUGGER IS
USED TO SLUSH THE BROKEN ORE UP A SLIDE INTO
A MINING CAR, TRAM AT THE ENTRY DRIFT

PAN BOARDING UP MINED OUT ROOM & THE OTHER SIDE
OF THE ROOM NOT BOARDED UP

MINER FILLING COAL CAR WITH ORE FROM CHUTE.

LOADING ORE INTO RAILROAD CARS

SUBLEVEL CAVING METHOD. ORE ABOVE WORKING
SUBLEVEL CAVED THROUGH INTO CHUTES LEADING TO
NEXT LOWER SUBLEVEL. USING BIG MECHANICAL
SHOVEL TO DIG ORE.

WORKERS IN MAGNITE MINES IN NEW YORK

LAKE SUPERIOR MINES. ORE STOCKPILED FOR WINTER.

OPEN PIT MILLING PROCESS. JAW CRUSHER. GYRATORY
CRUSHER. CRUSHED ORE ON CONVEYOR TO REVOLVING
SCREEN TO BE SIZED. HAND PICKING OVERSIZED CHUNKS
SCREEN ORE IN LOG WASHERS. ORE PARTICLES SINK &
ARE PROPELLED OUT UPPER END.

WORKER ON TOP OF CAR OF ORE. A SCOOPFUL IS TAKEN
BENEATH EACH KNOT IN A ROPE.

FREIGHTER GOING THROUGH THE SOO LOCKS. ARRIVING
AT A LOWER LAKE PORT.

CAR DELIVERS THE ORE TO THE STOCKPILE

WORKER TAPPING THE FURNACE WITH AN OXYGEN BLOWPIPE
SLAG FLOWING THROUGH CHANNEL. MOLTEN IRON. AFTER
IRON IS OUT, THE TAP IS PLUGGED BY A MUD-GUN, IRON
IS CASTED IN SAND.