Brakes Older Raleigh-made brakes used special cables with moulded ends on both ends of the cables, as shown. These cables are no longer available. They were supplied in different configurations for front, gent’s rear and lady’s rear applications. The cable came with the adjusting barrel. To replace the cable assembly, you would unbolt the adjusting barrel from the caliper. These cables can often be revived by dripping oil into them and working them back and forth.

Photo Credits can be found at the bottom of Michael’s original post. **9/15/11**This post has resonated so well with daughters and fathers, mothers and grandfathers, and has received many beautiful and heartfelt comments.

This could have been discovered by accident. Humans also found a way to move heavy objects, with an invention archeologists call the sledge. Logs or sticks were placed under an object and used to drag the heavy object, like a sled and a wedge put together. Early man placed rollers beneath heavy objects so that they could be moved easily. Humans thought to use the round logs and a sledge together.

Early men began to place runners under a heavy load, which they discovered would make it easier for the load to drag. This was the invention of the sledge.