April 27 in History
About Dave Biography Resume Hobbies & Interests Amateur Radio Amusement Parks Aquariums Christianity Genealogy Geocaching Lego Lighthouses Pipe Organs Police Scanner Traffic Signals Trains (real & model) Misc Christmas @ Dave's Info about DTV Nautical Space and Astronomy Today in History Weather		April 27, 1974 (50 years ago) •10,000 march in Washington, D.C., calling for the impeachment of US President Richard Nixon April 27, 1981 (43 years ago) •Xerox PARC introduces the computer mouse. April 27, 2005 (19 years ago) •The Superjumbo jet aircraft Airbus A380 makes its first flight from Toulouse, France.