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P.J.C. Janssen

P.J.C. Janssen

P.J.C. Janssen

  • Popularity: 0.341
  • Known For: Directing
  • Birthday: 1824-02-22
  • Place of Birth: France
  • Homepage:
  • Also Known As: Jules Jenssen, Pierre Janssen, Pierre Jules César Janssen

Biography: Pierre Jules César Janssen, also known as Jules Janssen, was a French astronomer who, along with the English scientist Joseph Norman Lockyer, is credited with discovering the gaseous nature of the solar chromosphere, and with some justification the element helium. Pierre Janssen studied...

P.J.C. Janssen Movies

  • 5.4
  • HD

The Photographical Congress Arrives in Lyon

  • 6.3
  • HD

Passage of Venus

P.J.C. Janssen TV Shows