non-concentric
51History of Vietnam — The history of Vietnam begins around 2,700 years ago. Successive dynasties based in China ruled Vietnam directly for most of the period from 111 BC until 938 when Vietnam regained its independence.cite book |last=Kenny |first=Henry J. |year=2002… …
52The Beauty Stone — is an original romantic musical opera in three acts, composed by Arthur Sullivan to a libretto by Arthur Wing Pinero and J. Comyns Carr. It premiered at the Savoy Theatre on May 28 1898, closing on July 16 1898 after a run of just 50 performances …
53dance — dancingly, adv. /dans, dahns/, v., danced, dancing, n. v.i. 1. to move one s feet or body, or both, rhythmically in a pattern of steps, esp. to the accompaniment of music. 2. to leap, skip, etc., as from excitement or emotion; move nimbly or… …
54Anthropology and Archaeology — ▪ 2009 Introduction Anthropology Among the key developments in 2008 in the field of physical anthropology was the discovery by a large interdisciplinary team of Spanish and American scientists in northern Spain of a partial mandible (lower… …
55Floppy disk — Floppy redirects here. For other uses, see Floppy (disambiguation). 8 inch, 5 1⁄4 inch, and 3 1⁄2 inch floppy disks …
56Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios …
57Nuclear weapon design — The first nuclear weapons, though large, cumbersome and inefficient, provided the basic design building blocks of all future weapons. Here the Gadget device is prepared for the first nuclear test: Trinity. Nuclear weapon designs are physical,… …
58The Urantia Book —   Cover of the …
59Distortion (optics) — v · d · e Optical aberration …
60Segmented turning — is turning on a lathe where the initial workpiece is composed of multiple glued together parts. The process involves gluing up several pieces of wood to create patterns and visual effects in turned projects.Segmented turning is also known as… …
