A classical problem in mechanics. in which a solid ring of negligible thickness may oscillate around two axes. is studied. Simple and accurate measurements of the periods of oscillation about two diferent axes provide both a convincing check of the main features of this problem-solving example and a measurement of g. https://www.roneverhart.com/Ryukyu-Kobujutsu-Buki-Jutsu-Vol-2-DVD-with-Kiyoshi-Yogi/