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.
Having considerable trouble because of breaking of oarlocks, I devised a successful way by which the difficulty was overcome. The device is extremely simple and is nothing more than a piece of rope fastened to the gunwale as shown in the sketch. - Contributed by Arthur L. Chetlain, Rogers Park, Illinois.