Contribucions de l'usuari Materialscientist

29 nov 2023

• 07:0907:09, 29 nov 2023 dif. hist. +14‎ m Anestèsic inhalat ‎ (GR) File:Sir Humphry Davy.jpg → File:Humphry Davy by James Lonsdale.jpg same image, better quality darrera
• 06:5806:58, 29 nov 2023 dif. hist. +16‎ m Història de l'electroquímica ‎ (GR) File:Humphrydavy.jpg → File:Humphry Davy by Turner crop.jpg same image, better quality
• 06:5806:58, 29 nov 2023 dif. hist. +16‎ m Usuari:Mcapdevila/Història de l'electroquímica ‎ (GR) File:Humphrydavy.jpg → File:Humphry Davy by Turner crop.jpg same image, better quality darrera

28 nov 2023

• 06:3706:37, 28 nov 2023 dif. hist. −2‎ m Energia del punt zero ‎ (GR) File:Max Planck (Nobel 1918).jpg → File:Max Planck Nobel 1918.jpg same image, better quality
• 06:3706:37, 28 nov 2023 dif. hist. −2‎ m Max Planck ‎ (GR) File:Max Planck (Nobel 1918).jpg → File:Max Planck Nobel 1918.jpg same image, better quality
• 05:3405:34, 28 nov 2023 dif. hist. +4‎ m Paul Ehrenfest ‎ (GR) File:Niels Bohr Albert Einstein by Ehrenfest.jpg → File:Niels Bohr Albert Einstein4 by Ehrenfest cr.jpg same photo, but with smiling Bohr, which greatly improves the atmosphere :-)
• 03:0303:03, 28 nov 2023 dif. hist. +7‎ m Michael Faraday ‎ (GR) File:Faraday photograph ii.jpg → File:Faraday with glass bar crop2.jpg very similar image, better quality

24 juny 2023

• 01:1201:12, 24 juny 2023 dif. hist. −3‎ m Ministeri d'Afers Exteriors de Rússia ‎ (GR) File:Alexander Mikhailovich Gorchakov.jpg → File:AM Gorchakov by Bogatsky crop.jpg same image, better rendering darrera

17 abr 2023

• 01:2501:25, 17 abr 2023 dif. hist. −28‎ m Literatura russa ‎ (GR) File:Nikolay Gay. Portrait of the Poet Nikolay Nekrasov.jpg → File:Nikolay Nekrasov by Ge.jpg same image, better quality

3 feb 2023

• 04:0304:03, 3 feb 2023 dif. hist. +6‎ m Ferran II de les Dues Sicílies ‎ (GR) File:Ferdinando II delle Due Sicilie.jpg → File:Ferdinand II of the Two Sicilies 1859.jpg same image, better quality

10 gen 2023

• 08:5908:59, 10 gen 2023 dif. hist. −5‎ m Universitat de Glasgow ‎ (GR) File:Lord Kelvin photograph.jpg → File:Baron Kelvin 1906.jpg better image
• 08:5908:59, 10 gen 2023 dif. hist. −5‎ m Kelvin ‎ (GR) File:Lord Kelvin photograph.jpg → File:Baron Kelvin 1906.jpg better image
• 07:0607:06, 10 gen 2023 dif. hist. 0‎ m Metropolitan Railway ‎ (GR) File:Constructing the Metropolitan Railway.png → File:Constructing the Metropolitan Railway.jpg same image, better rendering
• 07:0607:06, 10 gen 2023 dif. hist. 0‎ m Metro de Londres ‎ (GR) File:Constructing the Metropolitan Railway.png → File:Constructing the Metropolitan Railway.jpg same image, better rendering
• 07:0607:06, 10 gen 2023 dif. hist. 0‎ m Metro ‎ (GR) File:Constructing the Metropolitan Railway.png → File:Constructing the Metropolitan Railway.jpg same image, better rendering

4 gen 2023

• 02:5102:51, 4 gen 2023 dif. hist. 0‎ m Convenció de Seneca Falls ‎ (GR) File:Lucretia and James Mott.png → File:Lucretia and James Mott.jpg same image, better rendering

28 nov 2022

• 07:3407:34, 28 nov 2022 dif. hist. 0‎ m Aliats de la Segona Guerra Mundial ‎ (GR) File:Tehran Conference, 1943.jpg → File:Teheran conference-1943.jpg same image, better quality

22 nov 2022

• 08:5408:54, 22 nov 2022 dif. hist. 0‎ m Operacions navals de la Guerra de la Revolució Americana ‎ (GR) File:The Phoenix and the Rose engaged by the enemy's fire ships and galleys on Aug. 16, 1776, 08-16-1776 - NARA - 532907.tif → File:The Phoenix and the Rose engaged by the enemy's fire ships and galleys on Aug. 16, 1776, 08-16-1776 - NARA - 532907.jpg same image, better rendering
• 08:2408:24, 22 nov 2022 dif. hist. 0‎ m Ofensiva del Tet ‎ (GR) File:Black smoke covers areas of the capital city and fire trucks rush to the scenes of fires set during attacks by the Viet - NARA - 541874.tif → File:Black smoke covers areas of the capital city and fire trucks rush to the scenes of fires set during attacks by the Viet - NARA - 541874.jpg same image, better rendering
• 07:1107:11, 22 nov 2022 dif. hist. 0‎ m Peter, Paul and Mary ‎ (GR) File:Civil Rights March on Washington, D.C. (Entertainment, Vocalists Peter, Paul, and Mary.) - NARA - 542019.tif → File:Civil Rights March on Washington, D.C. (Entertainment, Vocalists Peter, Paul, and Mary.) - NARA - 542019.jpg same image, better rendering
• 06:5206:52, 22 nov 2022 dif. hist. −46‎ m Aliats de la Segona Guerra Mundial ‎ (GR) File:Navy fighters during the attack on the Japanese fleet off Midway, June 4th to 6th 1942. In the center is visible a... - NARA - 520591.tif → File:SBD-3 Dauntless bombers of VS-8 over the burning Japanese cruiser Mikuma on 6 June 1942.jpg same image, better rendering
• 06:1206:12, 22 nov 2022 dif. hist. 0‎ m Camp de concentració nazi ‎ (GR) File:Prisoners in the concentration camp at Sachsenhausen, Germany, December 19, 1938. Heinrich Hoffman Collection. - NARA - 540177.tif → File:Prisoners in the concentration camp at Sachsenhausen, Germany, December 19, 1938. Heinrich Hoffman Collection. - NARA - 540177.jpg same image, better quality
• 03:4903:49, 22 nov 2022 dif. hist. +27‎ m John Adams ‎ (GR) File:Boston massacre2.gif → File:Boston Massacre, 03-05-1770 - NARA - 518262.jpg same image, better quality
• 03:3203:32, 22 nov 2022 dif. hist. +124‎ m Àrea de Lliure Comerç d'Amèrica del Nord ‎ (GR) File:Nafta.jpg → File:President Bush, Canadian Prime Minister Brian Mulroney and Mexican President Carlos Salinas participate in the... - NARA - 186460.jpg same image, better quality darrera
• 03:0503:05, 22 nov 2022 dif. hist. −5‎ m Història de la República Democràtica del Congo ‎ (GR) File:Mobutu Sese Seko 1973.jpg → File:Mobutu Seko 1973.jpg same image, better quality
• 03:0503:05, 22 nov 2022 dif. hist. −5‎ m Dictadura ‎ (GR) File:Mobutu Sese Seko 1973.jpg → File:Mobutu Seko 1973.jpg same image, better quality

21 nov 2022

• 02:3302:33, 21 nov 2022 dif. hist. 0‎ m Antisemitisme ‎ (GR) File:Hitler Mannerheim.png → File:Hitler Mannerheim.jpg same image, better rendering
• 02:3302:33, 21 nov 2022 dif. hist. 0‎ m Carl Gustaf Emil Mannerheim ‎ (GR) File:Hitler Mannerheim.png → File:Hitler Mannerheim.jpg same image, better rendering
• 02:3302:33, 21 nov 2022 dif. hist. 0‎ m Adolf Hitler ‎ (GR) File:Hitler Mannerheim.png → File:Hitler Mannerheim.jpg same image, better rendering

18 nov 2022

• 02:4402:44, 18 nov 2022 dif. hist. 0‎ m Alain LeRoy Locke ‎ (GR) File:Alain Locke - NARA - 559203.tif → File:Alain Locke - NARA - 559203.jpg same image, better quality
• 02:3602:36, 18 nov 2022 dif. hist. 0‎ m Seguretat ‎ (GR) File:"WAAC - SILENCE MEANS SECURITY" - NARA - 515987.tif → File:"WAAC - SILENCE MEANS SECURITY" - NARA - 515987.jpg same image, better quality
• 02:3302:33, 18 nov 2022 dif. hist. 0‎ m Regla d'Allen ‎ (GR) File:Eskimo group - NARA - 523819.tif → File:Eskimo group - NARA - 523819.jpg same image, better quality

17 nov 2022

• 09:2709:27, 17 nov 2022 dif. hist. −2‎ m Xoixons septentrionals ‎ (GR) File:Native Americans from Southeastern Idaho, "Lemhi. Chief. Tindoor" - NARA - 519297.tif → File:Native Americans from Southeastern Idaho, Lemhi. Chief. Tindoor - NARA - 519297.jpg same image, better quality
• 09:2709:27, 17 nov 2022 dif. hist. −2‎ m Lemhi ‎ (GR) File:Native Americans from Southeastern Idaho, "Lemhi. Chief. Tindoor" - NARA - 519297.tif → File:Native Americans from Southeastern Idaho, Lemhi. Chief. Tindoor - NARA - 519297.jpg same image, better quality
• 09:0709:07, 17 nov 2022 dif. hist. +10‎ m Moviments pels drets civils ‎ (GR) File:Civil Rights March on Washington, D.C. (Leaders of the march posing in front of the statue of Abraham Lincoln... - NARA - 542063.tif → File:Civil Rights March on Washington, D.C. (Leaders of the march posing in front of the statue of Abraham Lincoln... - NARA - 542063 (cropped).jpg same image, better quality
• 08:5508:55, 17 nov 2022 dif. hist. 0‎ m Bartolomeo Eustachi ‎ (GR) File:Eustachi - Tabulae anatomicae, 1769 - 2981432.tif → File:Eustachi - Tabulae anatomicae, 1769 - 2981432.jpg same image, better quality
• 08:5008:50, 17 nov 2022 dif. hist. −49‎ m Willy Brandt ‎ (GR) File:Joint statement to the press with Chancellor Willy Brandt of West Germany - NARA - 194398.tif → File:Willy-brandt-und-richard-nixon 1-588x398.jpg same image, better quality
• 08:4708:47, 17 nov 2022 dif. hist. 0‎ m Guerra civil dominicana ‎ (GR) File:Honduran soldiers, first troops of Inter-American peace force, arrive to assume peace-keeping duties and to render emerg - NARA - 541976.tif → File:Honduran soldiers, first troops of Inter-American peace force, arrive to assume peace-keeping duties and to render emerg - NARA - 541976.jpg same image, better quality
• 08:4708:47, 17 nov 2022 dif. hist. 0‎ m Història d'Hondures ‎ (GR) File:Honduran soldiers, first troops of Inter-American peace force, arrive to assume peace-keeping duties and to render emerg - NARA - 541976.tif → File:Honduran soldiers, first troops of Inter-American peace force, arrive to assume peace-keeping duties and to render emerg - NARA - 541976.jpg same image, better quality
• 08:3508:35, 17 nov 2022 dif. hist. −1‎ m Fusell Tipus 24 ‎ (GR) File:A Chinese soldier guards a line of American P-40 fighter planes, painted with the shark-face emblem of the "Flying... - NARA - 535531.tif → File:A Chinese soldier guards a line of American P-40 fighter planes, painted with the shark-face emblem of the Flying... - NARA - 535531.jpg same image, better quality
• 08:2808:28, 17 nov 2022 dif. hist. 0‎ m Cos Civil de Conservació ‎ (GR) File:Civilian Conservation Corps - NARA - 195832.tif → File:Civilian Conservation Corps - NARA - 195832.jpg same image, better quality
• 06:1706:17, 17 nov 2022 dif. hist. 0‎ m Emma Goldman ‎ (GR) File:Emma Goldman and Alexander Berkman.tif → File:Emma Goldman and Alexander Berkman.jpg same image, better quality

12 set 2022

• 01:0301:03, 12 set 2022 dif. hist. −40‎ Portal:Música/setembre/11 ‎ same image, better quality

29 maig 2021

• 11:0511:05, 29 maig 2021 dif. hist. −24‎ República Democràtica de l'Azerbaidjan ‎ same image, better quality (GlobalReplace v0.6.5)

5 abr 2021

• 16:2816:28, 5 abr 2021 dif. hist. 0‎ Usuari:Eloi/Llista de dones químiques ‎ same image, better quality (GlobalReplace v0.6.5)
• 16:2816:28, 5 abr 2021 dif. hist. 0‎ Usuari:Eloi/Llista de dones metgesses ‎ same image, better quality (GlobalReplace v0.6.5)

8 feb 2020

• 20:5020:50, 8 feb 2020 dif. hist. −84‎ Evert Dolman ‎ cropped image (GlobalReplace v0.6.5)

1 feb 2019

• 02:1702:17, 1 feb 2019 dif. hist. +16‎ Colonització de l'espai ‎ Same image, better quality (GlobalReplace v0.6.5)
• 02:1502:15, 1 feb 2019 dif. hist. +16‎ Vol espacial ‎ Same image, better quality (GlobalReplace v0.6.5)
• 01:4901:49, 1 feb 2019 dif. hist. +16‎ Exploració espacial ‎ Same image, better quality (GlobalReplace v0.6.5)