William Crookes

English: Sir William Crookes, Order of Merit, FRS (June 17 1832 – April 4 1919) was an English chemist and physicist.

• 
  Portrait of William Crookes, age 18
• 
  Portrait of William Crookes, age 24
• 
  Portrait of William Crookes, age 57
• 
  Portrait of Sir William Crookes, O.M., age 79
• 
  Sir William Crookes by Sir Leslie Ward, 1902
• 
• 
• 
• 

See also

• Crookes tube
• Radiometer