21. A rotatable 3D version of this photo is available here, and a sketch is available here. 22. To measure this effect, he installed a tube of 76 cm length upon a rotatable table. 23. In August 1917, was the first warship to be fitted with a rotatable aircraft launch platform. 24. High-quality boards have rotatable centers that can be turned so the board will wear more evenly. 25. Sometimes the wagons are fitted with rotatable couplings so that they do not have to be individually uncoupled. 26. Separate, rotatable antennas with stacked pairs of full-wave dipoles were used for transmitting and receiving. 27. As the watch continues to feature the rotatable bezel it is able to quickly compute any third timezone reference. 28. He also invented a hydraulic operating table and a rotatable resectoscope, and described the first artificial urethral sphincter. 29. It makes use of a larger reader and a rotatable base that allows the stand to be swiveled around. 30. As completed, the dimensionally accurate and fully rotatable images will be posted for viewing and study on the Internet.
