The Spanish Flu reached San Francisco
On Sept. 23, 1918, the Spanish Flu reached San Francisco when city health officer Dr. William C. Hassler…
The total number of influenza victims jumped to 334
By Sept. 23, 1918, the total number of influenza victims jumped to 334. That situation was growing increasingly…
The first civilian influenza cases appeared in Los Angeles
On Sept. 22, 1918, the first civilian cases in Los Angeles appeared, although influenza was not made a…
Cleveland received its first warning of the influenza epidemic
On Sept. 22, 1918, Cleveland received its first warning of the influenza epidemic from City Health Commissioner Dr….
Chicago health officials noted a spike in the number of deaths due to acute respiratory disease due influenza pandemic
On Sept. 21, 1918, between the start of Chicago’s epidemic and the removal of restrictions on Nov. 16,…
The Philadelphia Board of Health made influenza a mandatory reportable disease
On Sept. 21, 1918, the Philadelphia Board of Health made influenza a mandatory reportable disease, as the epidemic…
Detroit Health Commissioner warned citizens of the possibility of the influence epidemic arriving in the city
On Sept. 18, 1918, Detroit Health Commissioner James W. Inches warned citizens of the possibility of the influence…
Atlanta residents learned that nearby soldiers had been placed under quarantine due to the influenza epidemic
On Sept. 18, 1918, Atlanta residents learned that nearby soldiers had been placed under quarantine due to the…
NYC’s Board of Health made influenza a reportable disease, requiring quarantine
On Sept. 17, 1918, NYC’s Board of Health made influenza a reportable disease, requiring quarantine for infected patients….
Chicago’s Health Commissioner Dr. John Dill Robertson made influenza a reportable disease
On Sept. 16, 1918, Chicago’s Health Commissioner announced that officials had “the Spanish influenza situation well in hand…
The influenza epidemic arrived in New Orleansﾠ
On Sept. 16, 1918, the influenza epidemic arrived in New Orleans, Louisiana when an oil tanker with an…
Hundreds of influenza cases existed in the city of Boston, overcrowding hospitals
By Sept. 16, 1918, hundreds of influenza cases existed in the city of Boston, overcrowding hospitals.
New York City’s health commissioner placed the entire Port of New York under quarantine
On Sept. 12, 1918, following the arrival of a number of ships with influenza-infected passengers, New York Cityﾒs…
The first civilian influenza cases were reported in Boston
On Sept. 11, 1918, the first civilian influenza cases were reported in Boston. By Sept. 16, there were…
Two hundred sick sailors were admitted to the new emergency hospital
On Sept. 10, 1918, two hundred sick sailors were admitted to the new emergency hospital. Meanwhile, Chelsea Naval…
The Massachusetts National Guard erected a tent hospital on Corey Hill for influenza pandemic
On Sept. 9, 1918, the Massachusetts National Guard, under the direction of Colonel William H. Brooks, erected a…
Influenza arrived in Illinois after sailors at Great Lakes Naval Training Station fell ill
On Sept. 8, 1918, influenza arrived in Illinois after sailors at Great Lakes Naval Training Station fell ill….
Massachusetts State Department of Health warned that influenza would likely spread to the Boston population
On Sept. 5, 1918, Dr. John S. Hitchcock, the head of the communicable disease section of the Massachusetts…
Influenza broke out on the Receiving Ship at Boston’s Commonwealth Pier
On Aug. 28, 1918, influenza had broken out on the Receiving Ship at Boston’s Commonwealth Pier.
The first influenza epidemic cases arrived in New York City
On Aug. 11, 1918, the first influenza epidemic cases arrived in New York City with a Norwegian vessel…
First mention of influenza appeared in weekly public health report
On Apr. 4, 1918, the first mention of influenza appeared in a weekly public health report. The report…
Swine influenza subtype H1N1 first appeared
In the summer of 1918, the swine influenza virus first appeared in western Illinois, where it caused not…
Kansas City suffered over 11,000 influenza cases and over 2,300 deaths from the influenza epidemic
By spring 1919, Kansas City had suffered over 11,000 influenza cases and over 2,300 deaths from the epidemic,…
By the end of 1918, 35% of Cleveland’s population had contracted either influenza or developed pneumonia
By the end of 1918, 3.5% of Cleveland’s population had contracted either influenza or developed pneumonia. 3,600 people…
Between 25 and 50 million people died from the influenza outbreak that began in 1918
In 1918, It was estimated that about 500 million people or one-third of the world’s population became infected…
Alice C. Evans described the organism that caused undulant fever
In 1918, Alice C. Evans described the organism that caused undulant fever. Despite severe and persistent criticism of…
Donald Jones invented the double-cross that moves hybrid corn from the lab into farmers’ fields
In 1918, geneticist Donald Jones invents the double-cross (the crossing of two single crosses) that moves hybrid corn…
Army General Hospital 21 became first medical facility
In 1918 Army General Hospital 21, also know as the Fitzsimons Life Science District, became the first medical…
Cincinnati death toll reached 1700 from flu or pneumonia
In 1918, by the end of the influenza epidemic in Cincinnati, the death toll had reached 1700 from…
Innis Steinmetz was the first woman to enter the Medical College of Virginia
In 1918, Innis Steinmetz, became the first woman to enter the medical school, and 30 years later, the…