TRUCK.
FOUR-WHEELED CENTRE-BEARING TRUCK, WITH SWING BOLSTER.

WHEEL-BASE.

TENDER.
ON TWO FOUR-WHEELED TRUCKS.

WEIGHT OF ENGINE IN WORKING ORDER.

On drivers45,000pounds.
On truck25,000"
———
Total weight of engine, about 70,000"

LOAD.
IN ADDITION TO ENGINE AND TENDER.

On alevel 1075gross tons.
"20ft. grade495" "
"40"310" "
"60"220" "
"80"165" "
"100"130" "