John Snow, born OTD in 1813, was the father of epidemiology and #PublicHealth https://toilet-guru.com/cholera-pump.html?s=mb #medicine #travel #history
Bob the Traveler
@bobthetraveler__dup_26259@mastodon.world
Linux / networking / cybersecurity consultant, traveler. "OTD" = "On this day".
mastodon.world
Bob the Traveler
@bobthetraveler__dup_26259@mastodon.world
Linux / networking / cybersecurity consultant, traveler. "OTD" = "On this day".
mastodon.world
@bobthetraveler__dup_26259@mastodon.world
·
Mar 15, 2026
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