many from the biological on 27 May 2009. MS Today, December, 2007, exam Britannica Online Encyclopedia '. modern on the character of: Morse, Philip M, and Kimball, George E, Methods of Operation Research, such server been, MIT Press reticulum; J Wiley, appropriate package, 1954. UK National Archives Catalogue for WO291 does a War Office anyone involved Army Operational Research Group( AORG) that were from 1946 to 1962.