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The first x-ray was taken in 1895 by Wilhelm Conrad Rontgen. He used an enclosed discharge tube of a cathode ray in a sealed, black carton so that no light would reach the tube, and but a paper plate covered in barium platinocyanide on ones side. The first x-ray was taken of his wife's hand.
What else can I help you with?
Who was the first person that made gold?
Japanese physicist Hantaro Nagaoka first transmuted a milligram of gold and iridium from mercury by nuclear bombardment in March 1924. The experiment was repeated in 1941 at Oak Ridge, Tennessee, but the product was radioactive.
Who was the fist human inventor?
Whom found fire or invented the wheel could be the first. Spear as well could fit this.
What is Galileo first name?
The famous scientist whom we usually refer to as Galileo was named, in full, Galileo Galilei. His first name actually was Galileo.
Does Stephen Hawking have a third wife?
No, Stephen Hawking had two wives during his lifetime. His first wife was Jane Wilde, whom he was married to from 1965 until 1995, and his second wife was Elaine Mason, whom he was married to from 1995 to 2006.
Whom does Dr Tyson credit with first noticing that Pluto was not included in his museum exhibit?
Seven year old boy will galmot
When was first com mercial mobile phone made and by whom?
When was first com mercial mobile phone made and by whom?
The first electric sewing machine was marketed by whom?
Singer Sewing Company
When where and by whom was the first commercial broadcast made?
the first commercial broadcast was made ********* ******* ***** ****** ***
When and by whom were the first calculations of pie made?
Alex peter
First American car made by whom?
HENRY FORD
The first astronomical telescope was made by whom?
galilieo galilei
What holiday was the pledge of allegiance recited and by whom?
whom , Yes Because That's The First Holiday Ever Made .
For whom did Ferdinand Magellan made the first blood compact?
sikatuna
What was the first surgery mention in the bible and by whom?
when God made Eve
When was first road made and in which year and by whom?
Roads have been made since the dawn of civilisation. No one can possibly say who and when the first one was made.
By whom the first guitar was made and what was the materials used?
By Brittney Carlton in 1895.
What president was the first against whom an impeachment attempt was made?
Andrew Johnson
