Période

13 résultats pour : experimenting

  • Page
  • sur
  • 1
Connectez-vous pour plus de résultats
This illustration of Wright's biplane dates to the early 1920s. Known as the Wright Flyer, it was
UMG25A05_434

This illustration of Wright's biplane dates to the...

This illustration of Wright's biplane (the rear section) dates to the early 1920s. Known as the
UMG25A05_436

This illustration of Wright's biplane (the rear se...

Blaise Pascal's barrel experiment.
UMG23A64_061

Blaise Pascal's barrel experiment.

Alexander Graham Bell Experimenting
UMG22A65_438

Alexander Graham Bell Experimenting

Test Tube Frankenstein
UMG22A49_080

Test Tube Frankenstein

Engineer sergey zhizhkin experimenting with a new spacesuit at a recently de-classified aerospace facility, 1992.
UMG20B06_437

Engineer sergey zhizhkin experimenting with a new ...

Ivan pavlov (second from right) in his laboratory, operating on one of his dogs.
UMG20B01_274

Ivan pavlov (second from right) in his laboratory,...

Coolidge X-Ray Tube Inventor
UMG20A12_205

Coolidge X-Ray Tube Inventor

Coolidge X-Ray Tube Inventor
UMG20A12_203

Coolidge X-Ray Tube Inventor

Aerocartograph Mapping
UMG20A12_341

Aerocartograph Mapping

Lipoid Addiction Treatment
UMG20A12_397

Lipoid Addiction Treatment

Scientist Auguste Forel
UMG20A12_373

Scientist Auguste Forel

Copenhagen Serum Institute
UMG20A12_396

Copenhagen Serum Institute