|Agency||Chicago Fire Department|
|Type of Firefighter||Career|
|Age Range||41 to 45|
|Date of Birth||0/0/0|
|Date of Death||7/22/1946|
|Cause of Death||Stress/Overexertion , Contact/Exposure|
|Nature of Death||Heart attack|
|Attribute of Death||Smoke inhalation|
|Type of Duty||Firefighting operations|
On July 22, 1946, Chicago Fire Department Lieutenant Hans Jacobsen of Engine 50 suffered a fatal heart attack in the line of duty. Jacobsen was overcome by smoke and collapsed while fighting a rooming house fire on S. State Street.
“Heart Attack Kills Fireman Fighting Blaze,” Chicago Daily Tribune, July 23, 1946.