Parents
Spouse
Siblings
1841
Nov 28
| 1841 • Scottish surgeon James Braid first sees a demonstration of animal magnetism by Charles Lafontaine in Manchester, which leads to his study of the phenomenon that he (Braid) eventually calls hypnotism. |
1860
Jul 19
Age: 18y
|
marriageJames F Ricketts Bullitt County, Kentucky, USA ⇓ 1 Source ⇓ |
| 1860 • Discovery of the chemical elements: Robert Wilhelm Bunsen discovers caesium and rubidium. |
1925
Jan 16
Age: 83y
| 1925 • Charles Francis Jenkins achieves the first synchronized transmission of pictures and sound, using 48 lines, and a mechanical system. A 10-minute film of a miniature windmill in motion is sent across 5 miles from Anacostia to Washington, D.C. The images are viewed by representatives of the National Bureau of Standards, the U.S. Navy, the Commerce Department, and others. Jenkins calls this "the first public demonstration of radiovision". |