1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
 
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
 
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
 
1960
1961
1962
1963
1964
1965
1966
1967
1968
January
February
March
April
May
June
July
August
September
October
November
December


1969
 
"The Resonating-Valence-Bond Theory of Superconductivity: Crest Superconductors and Trough Superconductors." Page 1. March 6, 1968
"The Resonating-Valence-Bond Theory of Superconductivity: Crest Superconductors and Trough Superconductors." March 6, 1968. Page 1  Larger Images / More Information. 8 pp.

Activity Listings

  • Flier: Humanist Society of Friends presents "Einstein Night" by Dr. Vitali Negri on "The Life and Work of Albert Einstein." 7:30pm in LA. Attached to flier for April 20, 1968 and February 17, 1968. [Filed under LP Peace Section, Assorted Peace Groups. (Am), Box # 4.009, Folder #9.5, Correspondence, Newsletters: American Humanist Society, 1958-1990.]
  • Letter from Dr. Trevor Jones to LP, RE: Dr. Jones asks LP to give a reference or figure for recent values of the hydratedionic radii of a few elements. He explains that his research is in the uptake of the radionuclides by molluscs. [Filed under LP Correspondence: Box# 193, Folder# 193.4]
  • Letter from F. B. Exner to LP, RE: Asks LP to give explicit answers to a series of questions regarding fluoridation, in order to convince LP that his previous position on fluoridation is untenable. [Filed under LP Science: Box# 10.006, Folder# 6.4]