He merely shifted a lever, and got a better spark.
"Tom Swift and his Electric Runabout" by Victor Appleton
The gasolene motor did not "pick up," though both the gasolene and spark levers were thrown over.
"Dick Hamilton's Airship" by Howard R. Garis
Frantically Andy worked the gasoline and sparking levers, but without avail.
"Tom Swift and his Motor-boat" by Victor Appleton
Turn the gasolene lever on a little more, and see if you can get a spark.
"Tom Swift and his Airship" by Victor Appleton
He did not retreat by so much as a hair the lever advancing his spark.
"The Furnace of Gold" by Philip Verrill Mighels
I pushed the spark-lever close to the reversing point, and opened her throttle wide.
"The River and I" by John G. Neihardt
Then she advanced the spark and gas levers.
"The Outdoor Girls in a Motor Car" by Laura Lee Hope
Then he opened the throttle wide, and advanced the sparking lever a little.
"Lady Bountiful" by George A. Birmingham
She readjusted gasoline and spark levers to no avail.
"Penny Nichols Finds a Clue" by Joan Clark
One's the "advance sparking lever," the other the "mixture lever.
"The Lightning Conductor" by C. N. Williamson