Wheel Whirls

The pcssessor of a chninless bieyole will at once beeunie as exclusive as the person with the appendicitis. A Mainz inventor has brought out a self inflating pneumat.io tire. The tiro does not meet round the periphery of the wheol, and the two cnds are joined by au india rubber ball or syringe air pump, with valves, which keep the tire full of air as the whoel runs. Bicycle frames stair.ped out in two hal ves by one operal ion f rom a steel píate área recent Birmingham novelty. The halves are clamped togethcr, and, though the frame is not so elegant as one made by another process, ifc is perfectly rigid and can be made at a cost of $2 instead of 12. GO.