1947
ID: 414
William Tutte characterizes graphs with perfect matchings (Tutte's theorem)
ID: 414
1947
ID: 1582
Everson v. Board of Education - Supreme Court 'pitched God out of school on His ear entirely'
ID: 1582
1947
ID: 1583
Nuremberg Code established requiring voluntary consent for human experimentation
ID: 1583
1947
ID: 1584
Sandoz begins marketing LSD as 'Delysid' for psychiatric research
ID: 1584
1947
ID: 1585
Project Paperclip officially ends, though similar programs continue
ID: 1585
1947
ID: 1586
CIA created; Israel declares independence
ID: 1586
1947
ID: 1587
National Security Act creates CIA with heavy German intelligence influence
ID: 1587
1947
ID: 1588
Gehlen Organization officially activated as US intelligence asset
ID: 1588
1947
ID: 1589
British begin transferring Nazi prisoners to German authorities due to costs
ID: 1589
1947
ID: 1590
Transistor invented at Bell Labs
ID: 1590
1947
ID: 1591
Management accounting emerges as distinct discipline separate from financial accounting
ID: 1591
1947
ID: 1592
Bardeen, Brattain, and Shockley invent transistor using quantum mechanical mathematics
ID: 1592
1947
ID: 1593
Kenneth Arnold Sighting - Observes nine crescent-shaped objects at 1,200+ mph, coins term 'flying saucer'
ID: 1593
1947
ID: 1594
Roswell Incident - Military recovers 'flying disc,' then claims weather balloon
ID: 1594
1947
ID: 1595
Monsanto begins commercial production of pesticides and herbicides
ID: 1595
1947
ID: 1596
Continued covert Golden Lily recovery - CIA establishes 'M-Fund' using recovered Japanese gold
ID: 1596
1947
ID: 1597
Peak operational period for bringing German scientists to U.S. (1947-1959)
ID: 1597
1947
ID: 1598
Our Lady of Casanova Staffora, Italy begins (1947-1959) - Appears to Angela Volpini
ID: 1598
1947
ID: 1599
Blessed Marthe Robin - stigmatist living only on Eucharist (1947-1990)
ID: 1599
1947
ID: 4614
George Dantzig invents simplex algorithm - efficient method for linear programming
ID: 4614
1947
ID: 4599
October 4, 1947
Max Planck dies in Göttingen - age 89, buried with quantum formula h on gravestone
ID: 4599
1947
ID: 1581
November 20, 1947
Pope Pius XII issues 'Mediator Dei' on sacred liturgy
ID: 1581
1947
ID: 4297
December 23, 1947
Bardeen, Brattain, and Shockley demonstrate first working transistor at Bell Labs - revolutionizes electronics
ID: 4297