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Area 51 is a military base

ARP15A02_214

Area 51 is a military base

Miniature sarcophagus from the tomb of Tutankhamun, an ancient Egyptian pharaoh

ARP24A01_331

Miniature sarcophagus from the tomb of Tutankhamun...

Photograph of eight superconducting magnets undergoing final testing at Westinghouse Electric Corporation's cryogenic systems department

ARP23A15_298

Photograph of eight superconducting magnets underg...

Photograph of a scientist testing a 'closed-circuit' laser that appears to be superior to a gyroscope for guiding spacecraft, rockets, airplanes and ships

ARP23A16_040

Photograph of a scientist testing a 'closed-circui...

Photograph of a physicist monitoring a complex experiment using a closed respirometer

ARP23A15_270

Photograph of a physicist monitoring a complex exp...

The evacuating of a bell jar by means of a portable air pump in order to examine the effect on the creatures imprisoned in it

ARP23A15_324

The evacuating of a bell jar by means of a portabl...

$A 23-inch refractor built by Alvan Clark$

ARP23A16_209

A 23-inch refractor built by Alvan Clark

Photograph of a physicist monitoring a complex experiment using a closed respirometer

ARP23A15_271

Photograph of a physicist monitoring a complex exp...

Photograph of a scientist testing a 'closed-circuit' laser that appears to be superior to a gyroscope for guiding spacecraft, rockets, airplanes and ships

ARP23A16_037

Photograph of a scientist testing a 'closed-circui...

$A 23-inch refractor built by Alvan Clark$

ARP23A16_208

A 23-inch refractor built by Alvan Clark

A small hand-driven Lactocrite, a machine for testing the butter-fat in milk samples

ARP23A14_079

A small hand-driven Lactocrite, a machine for test...

$The testing of glass for the 26-inch refractor built by Alvan Clark$

ARP23A16_212

The testing of glass for the 26-inch refractor bui...

City of Chicago Municipal Tuberculosis Sanitarium poster promoting testing for tuberculosis

ARP18A28_320

City of Chicago Municipal Tuberculosis Sanitarium ...

Photograph of the testing of 12,000 General Electric electrically heated flying suits being made for the U.S. Air Corps

ARP18A29_217

Photograph of the testing of 12,000 General Electr...

Photograph of a mushroom cloud during Operation Crossroads

ARP18A29_192

Photograph of a mushroom cloud during Operation Cr...

Photograph of a mushroom cloud during Operation Crossroads

ARP18A29_193

Photograph of a mushroom cloud during Operation Cr...

A glider test by the Wright Brothers

ARP18A10_132

A glider test by the Wright Brothers

Sexual Health Poster

ARP18A07_400

Sexual Health Poster

Photograph of a mushroom cloud during Operation Crossroads

ARP18A29_191

Photograph of a mushroom cloud during Operation Cr...

Warfare of the future

ARP15A00_262

Warfare of the future

Mr William D McNally

ARP17A31_061

Mr William D McNally

Atomic bomb at Bikini Atoll in Micronesia

ARP17A37_478

Atomic bomb at Bikini Atoll in Micronesia

Atomic bomb at Bikini Atoll in Micronesia

ARP17A37_479

Atomic bomb at Bikini Atoll in Micronesia

Mir Mahmud Khan II testing a Maxim Gun during the army manoeuvres

ARP17A28_169

Mir Mahmud Khan II testing a Maxim Gun during the ...

International Court of Justice, in Holland, hearing the case on French nuclear testing1973

ARP17A14_035

International Court of Justice, in Holland, hearin...

A man having his nose measured during Aryan race determination tests under Nazi Germany's Nuremberg Laws that was applied to determine whether a person was considered a 'Jew'

ARP17A14_037

A man having his nose measured during Aryan race d...

Photograph of nurses testing gas masks on babies at an English hospital

ARP17A15_048

Photograph of nurses testing gas masks on babies a...

Japanese navy department testing balloons

ARP17A08_026

Japanese navy department testing balloons

Photographic print of a Japanese village built for nuclear testing at the US Air Force Nevada Test Site

ARP17A02_236

Photographic print of a Japanese village built for...

Refining copper in a furnace

ARP15A00_016

Refining copper in a furnace

Jean-Antoine Nollet

ARP07112_009781P

Jean-Antoine Nollet

Experiment to ascertain the effects of static electricity on plants and animals

ARP07112_009782P

Experiment to ascertain the effects of static elec...

Experiment to ascertain the effects of electricity on water

ARP07112_009783P

Experiment to ascertain the effects of electricity...

Static electric effects

ARP07112_009784P

Static electric effects

Static electric effects on various substances and solids of different shapes

ARP07112_009785P

Static electric effects on various substances and ...

Static electricity: Glass globe machine produces a charge of static electricity which is transmitted to the upper floor of a house by a chain

ARP07112_009786P

Static electricity: Glass globe machine produces a...

Glass globe static electric machine

ARP07112_009787P

Glass globe static electric machine

Experiment demonstrating the effects of static electricity

ARP07112_009788P

Experiment demonstrating the effects of static ele...

Electrical discharges in evacuated glass vessels caused by static electricity generated by a glass globe electrical machine

ARP07112_009789P

Electrical discharges in evacuated glass vessels c...

Brooklyn Suspension Bridge

ARP07113_010496P

Brooklyn Suspension Bridge

Henri MOISSAN

ARP07109_046000750

Henri MOISSAN

'Cleopatra testing poisons on those condemned to death'

ARP07109_0510000517

'Cleopatra testing poisons on those condemned to d...

Assayer testing samples of gold or silver using a balance

ARP07103_460000518

Assayer testing samples of gold or silver using a ...

Phonautograph

ARP07103_460000468

Phonautograph

Humphry Davy

ARP07103_460000560

Humphry Davy

Paris Mint: Testing weight of gold pieces

ARP07104_460001419

Paris Mint: Testing weight of gold pieces

Blaize, the grocer Bloundel's porter, testing all the 'patent' cures he has purchased to protect himself from the plague

ARP07101_390005117

Blaize, the grocer Bloundel's porter, testing all ...

Assayer testing samples of gold and silver

ARP07099_390003184

Assayer testing samples of gold and silver

Air Raid Precautions: Set of 50 cards issued by WD & H0 Wills, Britain 1938

ARP07097_390002287

Air Raid Precautions: Set of 50 cards issued by WD...

Reign Henry VII: Testing weights and measures

ARP07097_390002319

Reign Henry VII: Testing weights and measures

Isaac Newton

ARP07097_390002639

Isaac Newton

Pont de Brooklyn, New York, inauguration, 1883

ARP07093_390000121

Pont de Brooklyn, New York, inauguration, 1883

Pont suspendu de Brooklyn, New York, Farrington, testant les câbles de la première passerelle

ARP07093_390000133

Pont suspendu de Brooklyn, New York, Farrington, t...