rotary knob
21Beam compass — A beam compass is a compass with a beam and sliding sockets or cursors for drawing and dividing circles larger than those made by a regular pair of compasses.[1] The instrument can be as a whole, or made on the spot with individual sockets… …
22turn — v. & n. v. 1 tr. & intr. move around a point or axis so that the point or axis remains in a central position; give a rotary motion to or receive a rotary motion (turned the wheel; the wheel turns; the key turns in the lock). 2 tr. & intr. change… …
23Manual transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic …
24National Register of Historic Places listings in Missouri, Counties D–I — List of properties in Missouri, Counties D I, on the National Register of Historic Places: Contents: Counties in Missouri   A B · C · D I · Jackson · J K · L N · O St. · St. Louis · Ste. Z Dade Dallas Daviess DeKalb Dent Douglas Dunklin… …
25Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …
26List of nature centers in the United States — NOTOC ListByUSStateTOC center=yes bottom left=yes washington dc=yes territories=yes seealso=yesAlabama* [http://www.biophilia.net Biophilia Nature Center] (Elberta, Alabama) * [http://www.outdooralabama.com/public lands/stateLands/WNC/ Gatra… …
27Mazda Familia — 1999–2000 Mazda Protegé ES sedan (US) Manufacturer Mazda Production 1964–2003 Successor Mazd …
28coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… …
29Audi — Infobox Company name = AUDI AG type = Private company, subsidiary of Volkswagen Group (FWB Xetra: [http://deutsche boerse.com/dbag/dispatch/en/isg/gdb navigation/home?module=InOverview Equi wp=DE0006757008 foldertype= Equi wplist=DE0006757008… …
30Oxy-fuel welding and cutting — Oxyacetylene redirects here. For the song, see Cubanate. Side of metal, cut by oxygen propane cutting torch …
