01198cpcaa2200289 a 4500001001300000003000400013005001700017008004100034010001700075040002400092072001200116100005200128245003800180300001400218506002200232520029200254545005600546546003600602580005700638600003400695600003500729610004000764650003300804650002700837656002700864999001700891mm 99006428 DLC20260227111727.0991115||||||||||||                 eng    amm 99006428   aDLCcDLCdDLCedacs 7aS2lcmd1 aSkinner, B. F.q(Burrhus Frederic),d1904-1990.00aB. F. Skinner papers,f1963-1979.  a3fitems.0 aOpen to research.8 aTLS (1979 March 15) from Skinner to John Norbutt stating that Albert Einstein made the greatest contributions to science in the twentieth century; first day cover (1963 October 14), autographed by Skinner, honoring the National Academy of Sciences; and autographed photograph of Skinner.0 aPsychologist.  Full name: Burrhus Frederic Skinner.  aCollection material in English.  aForms part of: Miscellaneous Manuscripts collection.10aEinstein, Albert,d1879-1955.10aNorbutt, JohnvCorrespondence.20aNational Academy of Sciences (U.S.) 0aFirst day covers (Philately) 4aSciencey20th century. 7aPsychologists.2itoamc  c44523d44523