Leonarde Keeler died in 1949.
James Edward Keeler died on 1900-08-12.
Harry Stephen Keeler died on January 22, 1967, in Chicago, Illinois, USA.
Christine Keeler was born on February 22, 1942.
Jennifer Keeler-Milne was born in 1961.
W. W. Keeler was born on 1908-04-05.
Leonarde Keeler was born in 1903.
Charles Keeler died in 1937.
Jackie Keeler died in 2005.
Joseph B. Keeler died in 1935.
Uri Keeler Hill died in 1844.
W. W. Keeler died on 1987-08-24.
James Edward Keeler died on 1900-08-12.
Gertrude Keeler died on May 10, 1992, in Los Angeles, California, USA.
Helen Keeler died on November 4, 1981, in Los Angeles, California, USA.
Willie Keeler died on January 17, 1964, in Los Angeles, California, USA.
The lie detector, or polygraph, was developed in California. The first successful polygraph machine was created by John A. Larson in the early 1920s while he was working at the Berkeley Police Department. Later, the device was further refined by Leonarde Keeler, also in California.
Harry Stephen Keeler died on January 22, 1967, in Chicago, Illinois, USA.