TRUCK.
ONE PAIR OF LEADING WHEELS, WITH SWING BOLSTER AND RADIUS-BAR, EQUALIZED WITH FRONT DRIVERS.

WHEEL-BASE.

TENDER.
ON TWO FOUR-WHEELED TRUCKS.

WEIGHT OF ENGINE IN WORKING ORDER.

On drivers62,000pounds.
On leading wheels9,000"
———
Total weight of engine, about 71,000"

LOAD.
IN ADDITION TO ENGINE AND TENDER.

On alevel 1500gross tons.
"20ft. grade695" "
"40"445" "
"60"320" "
"80"245" "
"100"195" "