|Agency||Chicago Fire Department|
|Rank||Deputy Fire Marshal|
|Type of Firefighter||Career|
|Age Range||51 to 55|
|Date of Birth||0/0/0|
|Date of Death||6/16/1968|
|Cause of Death||Stress/Overexertion|
|Nature of Death||Heart attack|
|Attribute of Death||[not applicable]|
|Type of Duty||Firefighting operations|
On June 16, 1968, Chicago Fire Department Fire Marshal John Vernon Daugherty died in the line of duty. A firefighter for more than thirty years, Daugherty suffered a heart attack while directing firefighters during a fire at a factory on Harrison Street.
“Fire Marshal Daugherty, 59, Dies at Blaze,” Chicago Tribune, June 17, 1968.
Obituary of Vernon Daugherty, Chicago Tribune, June 19, 1968.