This section is from the book "The Boy Mechanic Vol. 2 1000 Things for Boys to Do", by Popular Mechanics Co.. Also available from Amazon: The Boy Mechanic, Vol2: 1000 Things for Boys to Do.
Those who desire to do so, or must, for lack of time during the day, may use their lawn mower at night and light the front of their machine with an ordinary bicycle lamp. The arm to hold the lamp can be attached with screws to the handle as shown in the sketch. It is easily made from a piece of hoop or bar iron. - Contributed by Samuel F. Reid, Minneapolis, Minn.