IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This wooden model of a right square ...
Thornton, B. M., and Thornton, W. M., Proc. Inst. Mech. Eng., 140, 349 (1938).
一些您可能无法访问的结果已被隐去。
显示无法访问的结果