When "Handle With Care" Meant Something Very Different
Dr. Marion Dorset had a simple problem in 1908: a colleague at the University of Pennsylvania needed anthrax samples for research, and Dorset had plenty to spare at his USDA laboratory in Washington, D.C. His solution was equally simple—he'd just mail some over. After all, what could go wrong with shipping live bacterial spores through the postal service?
Photo: Dr. Marion Dorset, via drmarion.com
Photo: University of Pennsylvania, via wallpaperaccess.com
As it turned out, quite a lot.
Dorset carefully packaged a glass vial containing live anthrax cultures, wrapped it in cotton, placed it in a sturdy wooden box, and sent it off through the regular mail with a cheerful note about its contents. The package was addressed to himself at the university, where he planned to pick it up during a research visit.
Then he promptly forgot about it.
The Most Dangerous Package in Philadelphia
For three weeks, Dorset's anthrax sample sat in a Philadelphia postal sorting facility, handled by dozens of postal workers who had no idea they were moving around one of the deadliest biological agents known to science. The package looked perfectly ordinary—just another wooden box among thousands being processed daily.
The only thing that saved everyone from potential disaster was anthrax's particular biology. The spores Dorset had sent were in a dormant state, relatively stable and unlikely to escape their glass container under normal handling. But "unlikely" and "impossible" are very different things, especially when you're talking about a pathogen that can kill within days of exposure.
Postal workers later reported that the package had been dropped, kicked, and generally treated like any other piece of mail. The wooden box showed multiple dents and scratches by the time it was finally located.
"Oh Right, the Deadly Bacteria"
Dorset only remembered his anthrax shipment when his Pennsylvania colleague asked where the promised samples were. A frantic search of the university mail room turned up nothing, leading to the horrifying realization that a vial of weaponizable bacteria was somewhere in the postal system.
The subsequent hunt involved postal inspectors, university officials, and eventually federal authorities who were suddenly very interested in Dr. Dorset's shipping practices. They found the package exactly where you'd expect to find lost mail—buried under a pile of other undeliverable items in a back room.
When postal workers learned what they'd been handling, several demanded immediate medical examinations. Fortunately, the glass vial had remained intact, and no one showed signs of exposure.
Early 20th Century Science Was Terrifyingly Casual
Dorset's anthrax adventure wasn't unusual for its time. In the early 1900s, American scientists regularly shipped dangerous materials through ordinary mail with minimal precautions. Radioactive samples, toxic chemicals, and infectious diseases all traveled alongside birthday cards and business correspondence.
The USDA's own records show that researchers routinely mailed everything from hoof-and-mouth disease samples to plague bacteria. Scientists treated deadly pathogens like library books—something you borrowed from colleagues and returned when finished, with shipping costs being the only real concern.
One contemporary researcher noted in his journal that he'd received "a lovely sample of tuberculosis" through the mail, commenting mainly on how well-packaged it had been. Another scientist complained that his shipment of diphtheria cultures had arrived late, delaying his experiments.
The Package That Changed Everything
Dorset's lost anthrax sample became a minor scandal when news leaked to the press. Newspapers had a field day with headlines about "Death in the Mail" and "The Postal Service's Deadly Cargo." Public outrage focused not just on the danger, but on the casual attitude that made such incidents possible.
The incident prompted the first federal regulations on shipping biological materials. The newly created guidelines required special containers, warning labels, and advance notification to postal authorities—revolutionary concepts at the time.
More importantly, it forced the scientific community to confront how their casual approach to dangerous materials might affect the general public. The idea that researchers had a responsibility beyond their immediate colleagues was still relatively new.
When Scientists Were Their Own Worst Enemy
Dorset himself seemed genuinely puzzled by the controversy. In his official report, he noted that the anthrax had been "properly contained" and suggested that the real problem was postal inefficiency, not his shipping methods. He pointed out that he'd successfully mailed similar samples dozens of times without incident.
This attitude was typical of early 20th-century researchers, who often viewed safety regulations as unnecessary obstacles to important work. Many scientists saw themselves as the only people qualified to handle dangerous materials and resented external oversight of their activities.
The irony, of course, was that Dorset's own forgetfulness had created the entire crisis. The most dangerous aspect of his anthrax shipment wasn't the bacteria itself, but the human error that left it wandering through the postal system.
The Birth of Biological Shipping Rules
The regulations that emerged from Dorset's mishap established the foundation for modern biological shipping protocols. Special containers, hazard labeling, and chain-of-custody requirements all trace back to the realization that scientists couldn't be trusted to mail deadly pathogens like ordinary packages.
These rules probably prevented countless disasters as American science expanded rapidly in the following decades. By World War I, when biological weapons research began in earnest, proper containment protocols were already in place.
Dorset's anthrax adventure serves as a reminder that scientific progress often depends as much on learning from embarrassing mistakes as from brilliant discoveries. Sometimes the most important breakthroughs come from asking not "How can we do this?" but "How can we avoid doing this so carelessly again?"
