Template:Selected anniversaries/May 1: Difference between revisions

Latest revision as of 08:23, 1 May 2024

1825: Mathematician and physicist Johann Jakob Balmer born. He will develop an empirical formula for the visible spectral lines of the hydrogen atom.
1960: Cold War: U-2 incident: Francis Gary Powers, in a Lockheed U-2 spyplane, is shot down over the Soviet Union, sparking a diplomatic crisis.
1970: Electronics researcher Ralph Hartley dies. He invented the Hartley oscillator and the Hartley transform, and contributed to the foundations of information theory.

@@ Line 1: / Line 1: @@
-<gallery mode="traditional">
+<gallery>
-File:Egg Tooth Neighborhood Association logo.jpg|link=Egg Tooth (neighborhood)|[[Egg Tooth (neighborhood)|Egg Tooth Neighborhood Association]] organizes May Day celebration.
+File:Johann Jakob Balmer.jpg|link=Johann Jakob Balmer (nonfiction)|1825: Mathematician and physicist [[Johann Jakob Balmer (nonfiction)|Johann Jakob Balmer]] born. He will develop an empirical formula for the visible spectral lines of the hydrogen atom.
-File:Mark Twain by Abdullah Frères, 1867.jpg|link=Mark Twain (nonfiction)|Writer, entrepreneur, publisher and lecturer [[Mark Twain (nonfiction)|Mark Twain]] visits [[Egg Tooth (neighborhood)|Egg Tooth Neighborhood neighborhood]], lauds May Day celebration.
+File:Gary Powers.jpg|link=Francis Gary Powers (nonfiction)|1960: Cold War: U-2 incident: [[Francis Gary Powers (nonfiction)|Francis Gary Powers]], in a Lockheed U-2 spyplane, is shot down over the Soviet Union, sparking a diplomatic crisis.
+File:Ralph Hartley.jpg|link=Ralph Hartley (nonfiction)|1970:  Electronics researcher [[Ralph Hartley (nonfiction)|Ralph Hartley]] dies.  He invented the Hartley oscillator and the Hartley transform, and contributed to the foundations of information theory.
 </gallery>
+{{Template:Categories: May 1}}