Lauren Blakely Hitchcock (March 18,1900-October 15, 1972) was a chemical engineer and early opponent of air pollution.]
Hitchcock became president of the Air Pollution Foundation of Los Angeles in 195...
Added On:
10/12/2024
10/14/2024
Lauren Blakely Hitchcock (March 18,1900-October 15, 1972) was a chemical engineer and early opponent of air pollution.]
Hitchcock became president of the Air Pollution Foundation of Los Angeles in 195...
10/14/2024
Frank Lauren Hitchcock (1875–1957) was an American mathematician and physicist known for his formulation of the transportation problem in 1941.
Academic life
Frank did his preparatory study at Phi...
Added On:
4/6/2015
10/13/2024
Frank Lauren Hitchcock (1875–1957) was an American mathematician and physicist known for his formulation of the transportation problem in 1941.
Academic life
Frank did his preparatory study at Phi...
10/13/2024
Alexander Bavelas (December 26, 1913 – August 16, 1993) was an American psychosociologist credited as the first to define closeness centrality. His work was influential in using mathematics in develo...
Added On:
10/5/2024
10/5/2024
Alexander Bavelas (December 26, 1913 – August 16, 1993) was an American psychosociologist credited as the first to define closeness centrality. His work was influential in using mathematics in develo...
10/5/2024
"United States Passport Applications, 1795-1925", , FamilySearch ( : Mon Mar 11 00:36:33 UTC 2024), Entry for Penfield Hitchcock Roberts, 1920.
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Added On:
8/18/2007
10/1/2024
"United States Passport Applications, 1795-1925", , FamilySearch ( : Mon Mar 11 00:36:33 UTC 2024), Entry for Penfield Hitchcock Roberts, 1920.
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10/1/2024
TIME
January 18, 1963 12:00 AM GMT-5
his is the palmy time of year in Puerto Rico, when fugitives from the mainland crowd the island’s modernistic concrete hotels, hoping to warm their bones and tan...
Added On:
8/21/2007
9/26/2024
TIME
January 18, 1963 12:00 AM GMT-5
his is the palmy time of year in Puerto Rico, when fugitives from the mainland crowd the island’s modernistic concrete hotels, hoping to warm their bones and tan...
9/26/2024
University yearbook photo by Harvard Studio, from the 1950 Annual Report: https://www.ancestry.com/imageviewer/collections/1265/images/1265_b924147-00192
Original file: https://ibb.co/QMTRnJJ or https://imgbox.com/u4KAgjKP or https://pixhost.to/show/687/514067352_1265_b924147-00192.jpg
Wikimedia Commons: https://commons.wikimedia.org/wiki/File:Mariano_Ospina_Hern%C3%A1ndez.jpg#%7B%7Bint%3Afiledesc%7D%7D
This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.
Mariano Ospina Hernández was a Colombian civil engineer, businessman and politician.
Wikipedia (in Spanish)
1950 United States census
Added On:
2/28/2008
9/19/2024
University yearbook photo by Harvard Studio, from the 1950 Annual Report: https://www.ancestry.com/imageviewer/collections/1265/images/1265_b924147-00192
Original file: https://ibb.co/QMTRnJJ or https://imgbox.com/u4KAgjKP or https://pixhost.to/show/687/514067352_1265_b924147-00192.jpg
Wikimedia Commons: https://commons.wikimedia.org/wiki/File:Mariano_Ospina_Hern%C3%A1ndez.jpg#%7B%7Bint%3Afiledesc%7D%7D
This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.
Mariano Ospina Hernández was a Colombian civil engineer, businessman and politician.
Wikipedia (in Spanish)
1950 United States census
9/19/2024
Added On:
9/4/2024
9/4/2024
Added On:
9/3/2024
9/3/2024
Max Franklin Millikan
Millikan was an American economist, Professor of Economics at the Massachusetts Institute of Technology (MIT), assistant director of the Office of Research and Repor...
Added On:
2/17/2012
9/3/2024
Max Franklin Millikan
Millikan was an American economist, Professor of Economics at the Massachusetts Institute of Technology (MIT), assistant director of the Office of Research and Repor...
9/3/2024
Vernon Theodore Stewart
Vernon, born in Silver Creek, in 1883, was the only son of the well-known town banker, Theodore Stewart, and as such, had prestige, good clothes, and a pony cart, everythin...
Added On:
9/27/2009
8/26/2024
Vernon Theodore Stewart
Vernon, born in Silver Creek, in 1883, was the only son of the well-known town banker, Theodore Stewart, and as such, had prestige, good clothes, and a pony cart, everythin...
8/26/2024
Vilma Lucila Espín Guillois was a Cuban revolutionary, feminist, and chemical engineer. She helped supply and organize the 26th of July Movement as an underground spy, and took an active role in many b...
Added On:
7/10/2008
8/25/2024
Vilma Lucila Espín Guillois was a Cuban revolutionary, feminist, and chemical engineer. She helped supply and organize the 26th of July Movement as an underground spy, and took an active role in many b...
8/25/2024
John ' Jack' Willard Soper
John “Jack” Willard Soper, passed away peacefully at his home in Old Saybrook Connecticut on February 13, 2020. Jack, as friends knew him, was the son of Helen Croc...
Added On:
8/23/2024
8/23/2024
John ' Jack' Willard Soper
John “Jack” Willard Soper, passed away peacefully at his home in Old Saybrook Connecticut on February 13, 2020. Jack, as friends knew him, was the son of Helen Croc...
8/23/2024
Henry Fay Mixter
EXETER — Henry Fay Mixter, 91, of Exeter, formerly of North Hampton and Milwaukee, Wisconsin, died Saturday, October 22, 2011, at the Monadnock Lodge at RiverWoods of Exeter, surr...
Added On:
8/20/2024
8/20/2024
Henry Fay Mixter
EXETER — Henry Fay Mixter, 91, of Exeter, formerly of North Hampton and Milwaukee, Wisconsin, died Saturday, October 22, 2011, at the Monadnock Lodge at RiverWoods of Exeter, surr...
8/20/2024
Lyman Charlton Hibbard
Added On:
5/8/2008
8/8/2024
Henry Deming Hibbard
Added On:
5/8/2008
8/8/2024
Captain Jay Valentine Chase
Jay Valentine Chase was born in Chevy Chase, Maryland, on November 1, 1910, son of the late Rear Admiral J.V. Chase, USN, and Mrs. (Mary Taylor) Chase. After attending ...
Added On:
7/31/2024
7/31/2024
Captain Jay Valentine Chase
Jay Valentine Chase was born in Chevy Chase, Maryland, on November 1, 1910, son of the late Rear Admiral J.V. Chase, USN, and Mrs. (Mary Taylor) Chase. After attending ...
7/31/2024
Dudley Chase Chaffee
Added On:
2/17/2013
7/29/2024
Major General Edgar Erskine Hume, Sr., MD
General Hume was an American physician, Major General in the U.S. Army medical corps, writer and amateur ornithologist. At the time of his retire...
Added On:
7/29/2024
7/29/2024
Major General Edgar Erskine Hume, Sr., MD
General Hume was an American physician, Major General in the U.S. Army medical corps, writer and amateur ornithologist. At the time of his retire...
7/29/2024
Added On:
7/29/2024
7/29/2024
Henry 'Harry' Worcester Smith
Henry 'Harry' Worcester Smith, American sportsman, engineer, financier, businessman and inventor.
Background
Smith, Harry Worcester was born on November 5, 1865 in ...
Added On:
1/22/2019
7/21/2024
Henry 'Harry' Worcester Smith
Henry 'Harry' Worcester Smith, American sportsman, engineer, financier, businessman and inventor.
Background
Smith, Harry Worcester was born on November 5, 1865 in ...
7/21/2024