Source of information on Bohr's role in the Manhattan Project: [1] (http://www.doug-long.com/bohr.htm) -- Tim Starling 13:22 9 Jun 2003 (UTC)
... Contents 242 Centuries: 2nd century - 3rd century - 4th century Decades: 190s 200s 210s 220s 230s - 240s - 250s 260s 270s 280s 290s Years: 237 238 239 240 241 ...