151 résultats pour : researchers

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This 1899 illustration shows: “ John Locke - painting by Sir Godfrey Keller. in the Hermitage in

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This 1899 illustration shows: “ John Locke - pain...

This 1899 illustration shows: “ John Locke - painting by Sir Godfrey Keller. in the Hermitage in

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This 1899 illustration shows: “ John Locke - pain...

Mariner Spacecraft Data

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Mariner Spacecraft Data

Karl Gisbert Friedrich Freiherr von Vincke.

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Karl Gisbert Friedrich Freiherr von Vincke.

Marcello Malpighi.

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Marcello Malpighi.

Roman philosopher Seneca the Younger.

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Roman philosopher Seneca the Younger.

The Continent of Africa and its Explorers

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The Continent of Africa and its Explorers

Salomon August Andrée'S Expedition With A Gas Balloon To The North Pole Started On July 11, 1897 And Ended In October Of The Same Year With The Death Of The Three Participants / Salomon August Andrée'...

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Salomon August Andrée'S Expedition With A Gas Ball...

Bernard Palissy (1510 - 1590) was a French scientist

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Bernard Palissy (1510 - 1590) was a French scienti...

Woolwich Arsenal workers prepare cavalry equipment for Abyssinia expedition

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Woolwich Arsenal workers prepare cavalry equipment...

Exploration in search of Dr. livingstone

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Exploration in search of Dr. livingstone

Setting out on a voyage of discovery to the interior of Australia

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Setting out on a voyage of discovery to the interi...

The hospital ships for the English expedition to Abyssinia

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The hospital ships for the English expedition to A...

Birute Galdikas. 1965

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Birute Galdikas. 1965

Birute Galdikas. 1965

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Birute Galdikas. 1965

Istituto mario negri, milan

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Istituto mario negri, milan

Institute for the Protection and Environmental Research, Ispra, two technicians working on the Essor reactor, ispra, varese, Italy.1967

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Institute for the Protection and Environmental Res...

Research laboratory for the manufacture of plutonium combustibule, italy 70's

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Research laboratory for the manufacture of plutoni...

Dr. Jonas Salk At Work

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Dr. Jonas Salk At Work

Amerigo Vespucci

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Amerigo Vespucci

Farmitalia laboratory. 1963

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Farmitalia laboratory. 1963

Farmitalia Laboratory. 1963

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Farmitalia Laboratory. 1963

Farmitalia Researcher. 1962

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Farmitalia Researcher. 1962

Farmitalia researcher. 1962

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Farmitalia researcher. 1962

General Pathology Lesson. Faculty Of Medicine And Surgery Of The Università Cattolica Del Sacro Cuore. Rome 1960

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General Pathology Lesson. Faculty Of Medicine And ...

General pathology lesson. Faculty of Medicine and Surgery of the università cattolica del sacro cuore. rome 1960

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General pathology lesson. Faculty of Medicine and ...

Lazio. colleferro. chemical laboratory. impianto bombrini parodi delfino. 1970

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Lazio. colleferro. chemical laboratory. impianto b...

TitleCross Triumphant, 5/10/22SummaryPhotograph shows performers taking a cigarette break during The Cross Triumphant pageant at the Episcopal Cathedral. (Source: researcher A. Walker, 2021 and The Ev...

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TitleCross Triumphant, 5/10/22SummaryPhotograph sh...

United States

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United States

Raoul-Pierre Pictet (1846-1929)

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Raoul-Pierre Pictet (1846-1929)

Tycho Brahe in his Observatory.

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Tycho Brahe in his Observatory.

Mapmakers Gerard Mercator & Jodocus Hondius.

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Mapmakers Gerard Mercator & Jodocus Hondius.

Pascal's Machine Parts 1777

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Pascal's Machine Parts 1777

June 11, 1998 - Researchers look at data

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June 11, 1998 - Researchers look at data

Series Christopher Columbus

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Series Christopher Columbus

Series Christopher Columbus

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Series Christopher Columbus

Series Christopher Columbus

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Series Christopher Columbus

Series Christopher Columbus

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Series Christopher Columbus

Series Christopher Columbus

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Series Christopher Columbus

Series Christopher Columbus

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Series Christopher Columbus

Lobegott Friedrich Constantin Von Tischendorf (January 18, 1815 – December 7, 1874 In Leipzig) Was A German Evangelical-Lutheran Theologian And Manuscript Researcher. He Became More Widely Known As Th...

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Lobegott Friedrich Constantin Von Tischendorf (Jan...

Naturalist

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Naturalist

Johann Dzierzon

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Johann Dzierzon

Michel Eugene Chevreul

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Michel Eugene Chevreul

Giuseppe Fiorelli

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Giuseppe Fiorelli

Jan Szczepanik

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Jan Szczepanik

Georg Moritz Ebers

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Georg Moritz Ebers

Monster From the Ocean Floor

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Monster From the Ocean Floor

Rudolf Mewes

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Rudolf Mewes

Joint in-flight portrait of the STS-81 and Mir 22 crew on Mir

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Joint in-flight portrait of the STS-81 and Mir 22 ...

Astronauts Foale, Wolf, and Linenger training in Russia

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Astronauts Foale, Wolf, and Linenger training in R...

United States Microgravity Payload-4 (USMP-4) experiments are prepared to be flown on Space Shuttle mission STS-87 in the Space Station Processing Facility at Kennedy Space Center ca. 1997

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United States Microgravity Payload-4 (USMP-4) expe...

MS Linenger performs suits check on Russian pressure suit

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MS Linenger performs suits check on Russian pressu...

Deepwater Horizon Oil Spill - Samples Are Dissolved ca. 2010

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Deepwater Horizon Oil Spill - Samples Are Dissolve...

These seven astronauts and one cosmonaut (astronaut group photo) represent the flight crew for the STS-89 mission to Russia's Mir Space Station ca. 1997

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These seven astronauts and one cosmonaut (astronau...

Portrait of Mir 23 Crew Member Reinhold Ewald

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Portrait of Mir 23 Crew Member Reinhold Ewald

Foale on middeck with tea

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Foale on middeck with tea

A researcher tracks a radio-tagged yellow-rumped warbler to determine habitat use and length of stay during migration stopover at Trempealeau National Wildlife Refuge ca. 2010

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A researcher tracks a radio-tagged yellow-rumped w...

Foale exercises on treadmill in Base Block

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Foale exercises on treadmill in Base Block

STS-81 and Mir 22 crews exchange gifts in the Mir Base Block

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STS-81 and Mir 22 crews exchange gifts in the Mir ...

Gas Dynamics Laboratory or Spheres NASA Langley ca. 1965

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Gas Dynamics Laboratory or Spheres NASA Langley ca...

July 29, 1972 - Researcher botanizing, Katmai National Monument, Alaska

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July 29, 1972 - Researcher botanizing, Katmai Nati...

Researcher Determining a Ruby Laser’s Effect on a Crystal ca. 1965

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Researcher Determining a Ruby Laser’s Effect on a ...

Gemini Model in the 10- by 10-Foot Supersonic Wind Tunnel ca. 1962

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Gemini Model in the 10- by 10-Foot Supersonic Wind...

A researcher works a demonstration board in the Rocket Engine Test Facility during the 1957 Inspection of the National Advisory Committee for Aeronautics (NACA) Lewis Flight Propulsion Laboratory

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A researcher works a demonstration board in the Ro...

Researcher Rehearses for the NACA’s 1957 Inspection

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Researcher Rehearses for the NACA’s 1957 Inspectio...

NASA Researcher Andy Stofan Studying Fluid Sloshing

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NASA Researcher Andy Stofan Studying Fluid Sloshin...

Researchers at the National Advisory Committee for Aeronautics (NACA) Lewis Flight Propulsion Laboratory purposely wreck a McDonnell FH-1 Phantom as part of the laboratory’s Crash Fire Program. ca. 19...

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Researchers at the National Advisory Committee for...

Researcher Examines Pellets for Micrometeorite Impact Studies ca. 1959

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Researcher Examines Pellets for Micrometeorite Imp...

A materials researcher at the NACA’s Lewis Flight Propulsion Laboratory examines a surface crack detection apparatus in the Materials and Stresses Building during December 1952.

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A materials researcher at the NACA’s Lewis Flight ...

A female computer plotting compressor data in the Engine Research Building at the NACA’s Lewis Flight Propulsion Laboratory. ca. 1956

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A female computer plotting compressor data in the ...

Dr. Aladar de Szendeffy

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Dr. Aladar de Szendeffy

Dr. Martha M. Eliot

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Dr. Martha M. Eliot

Woman in research laboratory unknown date.

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Woman in research laboratory unknown date.

Woman in research laboratory unknown date.

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Woman in research laboratory unknown date.

Female researcher loads material into an ultracentrifuge.

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Female researcher loads material into an ultracent...

Two lab workers peering through microscopes 1914-1920.

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Two lab workers peering through microscopes 1914-1...

African American Woman working in a research laboratory.

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African American Woman working in a research labor...

Female Researcher working in a medical research laboratory in 1937.

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Female Researcher working in a medical research la...

Two women weigh a rat as part of a study on weight and blood changes

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Two women weigh a rat as part of a study on weight...

NIH Researcher

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NIH Researcher

Elisha Kent Kane

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Elisha Kent Kane

Sir Samuel White Baker Pasha

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Sir Samuel White Baker Pasha

Antoine-Laurent de Jussieu

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Antoine-Laurent de Jussieu

The reception of Christopher Columbus in Barcelona after his return from his first sea voyage

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The reception of Christopher Columbus in Barcelona...

Rudolf Mewes

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Rudolf Mewes

Gustav Nachtiga

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Gustav Nachtiga

Sir Henry Morton Stanley

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Sir Henry Morton Stanley

Sir Samuel Baker Pasha (* June 8, 1821; † December 30, 1893) was a British explorer, here with his wife / Sir Samuel White Baker Pascha (* 8. Juni 1821; † 30. Dezember 1893) war ein britischer Afrik...

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Sir Samuel Baker Pasha (* June 8, 1821; † December...

Johann Albert Werner Munzinger

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Johann Albert Werner Munzinger

Carl Christian Koldewey

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Carl Christian Koldewey

Paul Friedrich August Hegemann

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Paul Friedrich August Hegemann

German North Polar Expedition

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German North Polar Expedition

The Germania was a German schooner built in Geestemünde

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The Germania was a German schooner built in Geeste...

Georg August Schweinfurth

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Georg August Schweinfurth

Man doing zoological specimen

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Man doing zoological specimen

The Gokstad ship is a 9th-century Viking ship found in a burial mound at Gokstad in Sandar

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The Gokstad ship is a 9th-century Viking ship foun...

Adolf Erik Freiherr von Nordenskiöld

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Adolf Erik Freiherr von Nordenskiöld

Robert Koch (1843-1910). Engraving. Colored.

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Robert Koch (1843-1910). Engraving. Colored.

Digital improved reproduction

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Digital improved reproduction

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