Table of Contents
Source of the Sun's Heat
March 1857
How Long Has the Sun Shone and How Long Will it Continue to Shine?
March 1862
Note on Sir William Thomson's Arguments for the Age of the Earth
August 1877
New Method of Calculating the Duration of Geological Periods
October 1877
Origin of Solar and Sidereal Heat
Daniel Kirkwood on June 1878
Lunar Disturbance of Gravity
January 1882
Earth Tremors
January 1882
Underground Temperature
December 1882
Lord Kelvin on the Age of the Earth
April 1895
The Age of the Earth
F. A. Lindemann on September 1915
The Temperature of the Earth's Interior
Johann Koenigsberger on May 1907
Some Recent Advances in General Geology
August 1901
Halley on the Age of the Ocean
George F. Becker on April 1910
The Age of the Ocean
Frank Wigglesworth Clarke on May 1913
The Birth-Time of the World
J. Joly on January 1915
Sea-Salt and Geologic Time
H. S. Shelton on January 1915
The Age of the Earth
February 1881
How Old is the World?
H. N. Hutchinson on October 1892
Chalk Flints and the Age of the Earth
January 1918
Origin of Radium
July 1904
Changes in the Earth
Robert John Strutt on September 1908
Uranium and Geology
John Joly on November 1908
Underground Temperature and Radium
John Joly on April 1909
Some Cosmical Aspects of Radioactivity
E. Rutherford on May 1909
Radium and Earth History
G. W. Bulman on January 1913
The Length of Geological Epochs
June 1913
Radium and the Evolution of the Earth's Crust
Arthur Holmes on August 1913
The Heavens in June, 1921
Henry Norris Russell on June 1921
How Old Is the Earth?
Alfred C. Lane on February 1930
Radioactivity and Time
P. M. Hurley on August 1949
The Earliest History of the Earth
Derek York on January 1993
The age of the Earth
March 1889
Theory of the Earth
Archibald Geikie on September 1892
Estimates of Geologic Time
Warren Upham on April 1893
The Age of the Earth
May 1895
The Age of the Earth
W. J. Sollas on October 1900
The Age of the Sun and the Earth
Florian Cajori on September 1908
The Age of the Earth
Harlow Shapley on January 1919
How Old is the World?
William Harvey McNairn on April 1919
The Age of the Earth
June 1922
Concerning the Age of the Earth
H. V. Hilker on April 1923
The Age-of-the-Earth Debate
Lawrence Badash on August 1989
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