was the 1918 H1N1 pandemic manufactured by early biologist & purposely spread by "poison the well"?

Well Poisoning

https://en.m.wikipedia.org/wiki/Well_poisoning

the earliest examples of biological warfare, corpses known to have died from common transmissible diseases of the Pre-Modern era such as bubonic plague or tuberculosis were especially favored for well-poisoning.

Additionally, well poisoning was one of the three gravest antisemitic accusations made against Jews during this period (the other two being host desecration and blood libel).

Plague Doctor
Well Poisoning
Blood Libel
Host Desecration

https://en.m.wikipedia.org/wiki/Plague_doctor_costume

https://en.m.wikipedia.org/wiki/Blood_libel

https://en.m.wikipedia.org/wiki/Host_desecration