shutting+up
51History of Mac OS — On January 24, 1984, Apple Computer, Inc. (now Apple Inc.) introduced the Apple Macintosh personal computer, with the Macintosh 128K model, which came bundled with the Mac OS operating system, then known as the System Software .Fact|date=April… …
52Perfect competition — Economics …
53Rotary engine — The rotary engine was an early type of internal combustion aircraft engine in which the crankshaft remains stationary and the entire cylinder block revolves around it. The design was used mostly in the years shortly before and during World War I… …
54Satchel Paige — Infobox MLB retired bgcolor1=#2a1301 bgcolor2=#fa5905 textcolor1=white textcolor2=white name=Satchel Paige position=Pitcher bats=Right throws=Right birthdate= birth date|1906|7|7|mf=yPaige s birthdate is disputed. See: Date of Birth.] Mobile,… …
55Darwin (operating system) — Darwin Company / developer Apple Inc. Programmed in C, C++ OS family Unix …
56CONELRAD — For the band, see Conelrad (band). CONELRAD Logo, incorporating the shield of United States Civil Defense CONELRAD (Control of Electromagnetic Radiation) was a method of emergency broadcasting to the public of the United States in the event of… …
57Superchunk — Infobox musical artist Name = Superchunk Img capt = Superchunk performing at Cat s Cradle, September 1, 2006. Background = group or band Origin = Chapel Hill, North Carolina, US Genre = Indie rock Years active = 1989 – present Label = Matador,… …
58USS Thresher (SSN-593) — The second USS Thresher (SSN 593) was the lead ship of her class of nuclear powered attack submarines in the United States Navy. Her loss at sea during deep diving tests in 1963 is often considered a watershed event in the implementation of the… …
59McAfee — This article is about the computer security company McAfee, Inc.. For other uses, see McAfee (disambiguation). McAfee, Inc. Type Wholly owned subsidiary Industry Computer software Computer securit …
60Chloë Sevigny — Sevigny at the Austin premiere of Barry Munday Born Chloë Stevens Sevigny November 18, 1974 (1974 11 18) (age 37) …
